/* ===== Ladder PLC Studio: estilos =====
   Visual de IDE de automação: barra de título com menus, barra de ferramentas,
   navegador do projeto à esquerda e o editor Ladder sobre uma grade. */
:root {
  --bg: #e9edf3;
  --card: #ffffff;
  --panel: #f7f9fc;
  --border: #dde3ec;
  --border-strong: #c9d2df;
  --text: #0f172a;
  --muted: #64748b;
  --faint: #94a3b8;
  --blue: #2563eb;
  --blue-soft: #eff5ff;
  --green: #16a34a;
  --green-soft: #ecfdf3;
  --red: #ef4444;
  --amber: #f59e0b;
  --toolbar-bg: #f7f9fc;
  --title-bg: #0d1526;
  --title-fg: #e2e8f0;
  --ins: #e11d48;           /* bolinha vermelha de inserção */
  --radius: 10px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .05);
  font-size: 14.5px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg); color: var(--text); overflow: hidden;
  -webkit-font-smoothing: antialiased;
}
body.is-moving, body.is-moving * { cursor: grabbing !important; user-select: none; }

#app, .app { height: 100vh; display: flex; flex-direction: column; }

button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
button:focus { outline: none; }
button:focus-visible { outline: 2px solid #93b4f5; outline-offset: 1px; }
.menu-btn:focus-visible, .tb-btn:focus-visible, .pal-item:focus-visible { outline: none; box-shadow: inset 0 0 0 1px #c7d7fb; }
input, select { font: inherit; color: inherit; }
.mono { font-family: "JetBrains Mono", ui-monospace, "Cascadia Code", monospace; }
.muted { color: var(--muted); font-size: .85rem; }
.spacer { flex: 1; }
.ui-icon { flex: none; display: inline-block; vertical-align: middle; }
kbd {
  font: 600 .66rem ui-monospace, monospace; color: var(--muted);
  border: 1px solid var(--border); border-bottom-width: 2px; border-radius: 4px; padding: 0 4px;
}

/* ================= Barra de título ================= */
.titlebar {
  display: flex; align-items: center; gap: 14px; height: 42px; flex: none;
  padding: 0 12px; background: var(--title-bg); color: var(--title-fg);
  border-bottom: 1px solid #1e293b;
}
.brand { display: flex; align-items: center; gap: 9px; }
.logo { width: 24px; height: 24px; color: #fff; }
.logo-bg { fill: var(--blue); }
.brand-name { font-size: .92rem; letter-spacing: .2px; color: #cbd5e1; }
.brand-name b { color: #fff; font-weight: 650; }

/* barra de menus suspensos */
.menubar { display: flex; align-items: center; gap: 1px; margin-left: 8px; height: 100%; }
.menu { position: relative; height: 100%; display: flex; align-items: center; }
.menu-btn { padding: 5px 10px; border-radius: 6px; font-size: .84rem; color: #cbd5e1; }
.menu-btn:hover, .menu.open .menu-btn { background: #1c2740; color: #fff; }
.menu-drop {
  position: absolute; top: calc(100% - 3px); left: 0; z-index: 400; min-width: 250px; padding: 5px;
  background: var(--card); color: var(--text); border: 1px solid var(--border); border-radius: 9px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, .28);
}
.menu-item {
  width: 100%; display: flex; align-items: center; gap: 10px; padding: 7px 10px;
  border-radius: 6px; font-size: .83rem; text-align: left; white-space: nowrap;
}
.menu-item:hover:not(:disabled) { background: var(--blue-soft); color: var(--blue); }
.menu-item:disabled { opacity: .4; cursor: default; }
.menu-ico { width: 16px; display: inline-flex; justify-content: center; color: var(--muted); font-size: .9rem; }
.menu-item:hover:not(:disabled) .menu-ico { color: var(--blue); }
.menu-label { flex: 1; }
.menu-sep { height: 1px; background: var(--border); margin: 5px 6px; }
.menu-head { font-size: .66rem; text-transform: uppercase; letter-spacing: .5px; color: var(--faint); padding: 6px 10px 3px; }

/* barra de ferramentas */
.toolbar {
  display: flex; align-items: center; gap: 2px; flex: none; min-height: 40px;
  padding: 4px 10px; background: var(--card); border-bottom: 1px solid var(--border);
  overflow-x: auto;
}
.tb-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; flex: none;
  min-width: 32px; height: 30px; padding: 0 7px; border-radius: 6px; color: #475569;
  border: 1px solid transparent; font-size: .8rem; white-space: nowrap;
}
.tb-btn:hover:not(:disabled) { background: var(--blue-soft); color: var(--blue); border-color: #cfe0ff; }
.tb-btn:disabled { opacity: .35; cursor: default; }
.tb-btn.active { background: var(--blue-soft); color: var(--blue); border-color: var(--blue); }
.tb-text { padding: 0 9px; }
.tb-btn.run { color: var(--green); }
.tb-btn.pause { color: var(--amber); }
.tb-btn.stop { color: var(--red); }
.tb-sep { width: 1px; height: 20px; background: var(--border); margin: 0 6px; flex: none; }
.tb-clock { display: inline-flex; align-items: center; gap: 6px; font-size: .8rem; color: var(--green); font-weight: 600; }

.title-center {
  flex: 1; display: flex; justify-content: center; align-items: center; gap: 8px;
  font-size: .84rem; color: #94a3b8; min-width: 0; white-space: nowrap; overflow: hidden;
}
.title-project { color: #f1f5f9; font-weight: 550; }
.title-sep { color: #475569; }
.title-plc { display: inline-flex; align-items: center; gap: 5px; }

.online-badge {
  display: inline-flex; align-items: center; gap: 7px;
  font: 650 .7rem/1 "Inter", system-ui, sans-serif; letter-spacing: .6px;
  padding: 6px 11px; border-radius: 99px; background: #1c2740; color: #94a3b8;
}
.online-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: #64748b; }
.online-badge.running { background: rgba(34, 197, 94, .16); color: #4ade80; }
.online-badge.running .dot { background: #22c55e; animation: pulse 1.2s ease-in-out infinite; }
.online-badge.paused { background: rgba(245, 158, 11, .16); color: #fbbf24; }
.online-badge.paused .dot { background: #f59e0b; }

.instr-glyph { fill: none; stroke: #334155; stroke-width: 2; stroke-linecap: round; flex: none; }
.instr-glyph rect { fill: #fff; stroke-width: 1.6; }
.instr-glyph .ig-t { font: 700 10px "Inter", system-ui, sans-serif; fill: #334155; stroke: none; text-anchor: middle; }
.instr-glyph .ig-t.small { font-size: 8.5px; }
.active > .instr-glyph { stroke: var(--blue); }
.active > .instr-glyph .ig-t { fill: var(--blue); }

/* chips de escolha rápida (ex.: tempo de ciclo) */
.rb-chips { display: flex; gap: 4px; flex-wrap: wrap; }
.rb-chip {
  font-size: .74rem; padding: 3px 10px; border-radius: 99px;
  border: 1px solid var(--border-strong); background: #fff; color: var(--muted);
}
.rb-chip:hover { border-color: var(--blue); color: var(--blue); }
.rb-chip.active { background: var(--blue); border-color: var(--blue); color: #fff; }

/* ================= Botões ================= */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border-radius: 7px; font-weight: 500; font-size: .86rem;
  border: 1px solid transparent; transition: filter .15s, background .15s;
}
.btn:hover { filter: brightness(.95); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-green { background: var(--green); color: #fff; }
.btn-red { background: var(--red); color: #fff; }
.btn-amber { background: var(--amber); color: #fff; }
.btn-blue { background: var(--blue); color: #fff; }
.btn-outline { background: var(--card); border-color: var(--border-strong); }
.btn-ghost:hover { background: var(--blue-soft); }
.btn-red-outline { background: var(--card); border-color: #fecaca; color: var(--red); }

.icon-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 4px 7px; border-radius: 6px; color: var(--muted); font-size: .95rem;
}
.icon-btn:hover { background: var(--blue-soft); color: var(--blue); }
.icon-btn.danger:hover { background: #fef2f2; color: var(--red); }

/* ================= Layout principal ================= */
/* Grade: painéis encaixados à esquerda, à direita e embaixo do diagrama.
   As larguras/alturas vêm de variáveis definidas pela aplicação (0 = vazio). */
.layout {
  flex: 1; min-height: 0; display: grid;
  grid-template-columns: var(--dock-l, 250px) var(--split-l, 5px) minmax(0, 1fr) var(--split-r, 0px) var(--dock-r, 0px);
  grid-template-rows: minmax(0, 1fr) var(--split-b, 0px) var(--dock-b, 0px);
  grid-template-areas:
    "left sl main   sr right"
    "left sl sb     sr right"
    "left sl bottom sr right";
}
.workspace { grid-area: main; }
.dock-left { grid-area: left; }
.dock-right { grid-area: right; }
.dock-bottom { grid-area: bottom; }
.split-left { grid-area: sl; }
.split-right { grid-area: sr; }
.split-bottom { grid-area: sb; }

/* ---------- áreas de encaixe e painéis ---------- */
.dock { min-width: 0; min-height: 0; display: flex; flex-direction: column; background: var(--card); overflow: hidden; }
.dock-left { border-right: 1px solid var(--border); }
.dock-right { border-left: 1px solid var(--border); }
.dock-bottom { flex-direction: row; border-top: 1px solid var(--border); margin: 0 10px 0; border-radius: 10px 10px 0 0; border-left: 1px solid var(--border); border-right: 1px solid var(--border); }
.dock-panel { flex: 1 1 0; min-height: 0; min-width: 0; display: flex; flex-direction: column; }
/* divisória entre painéis do mesmo lado */
.dock-inner-split { flex: none; background: var(--border); position: relative; touch-action: none; transition: background .15s; }
.dock-left .dock-inner-split, .dock-right .dock-inner-split { height: 1px; cursor: row-resize; }
.dock-bottom .dock-inner-split { width: 1px; cursor: col-resize; }
.dock-inner-split::after { content: ''; position: absolute; inset: -4px 0; }
.dock-bottom .dock-inner-split::after { inset: 0 -4px; }
.dock-inner-split:hover { background: #93b4f5; }
.dock-left .dock-inner-split:hover, .dock-right .dock-inner-split:hover { box-shadow: 0 0 0 1.5px #93b4f5; }
.dock-bottom .dock-inner-split:hover { box-shadow: 0 0 0 1.5px #93b4f5; }

/* painéis agrupados em abas */
.dock.tabbed { flex-direction: column; }
.dock-tabs {
  display: flex; flex-wrap: wrap-reverse; align-items: flex-end; gap: 2px 4px; flex: none; min-width: 0;
  padding: 4px 6px 0 6px; background: var(--panel); border-bottom: 1px solid var(--border);
}
/* abas sempre inteiras e visíveis: sem espaço, quebram para outra linha */
.dock-tab-list { display: flex; flex-wrap: wrap; gap: 2px; min-width: 0; flex: 1 1 auto; }
.dock-tab {
  display: inline-flex; align-items: center; gap: 6px; flex: none; white-space: nowrap;
  padding: 5px 10px; border: 1px solid transparent; border-bottom: none; border-radius: 7px 7px 0 0;
  font-size: .7rem; font-weight: 650; letter-spacing: .4px; text-transform: uppercase; color: var(--muted);
  position: relative; top: 1px;
}
.dock-tab:hover { color: var(--text); }
.dock-tab.active { background: var(--card); border-color: var(--border); color: var(--blue); }
.dock-tabs .dock-actions { padding-bottom: 3px; flex: none; margin-left: auto; }
.dock-head {
  display: flex; flex-wrap: wrap; align-items: center; gap: 2px 7px; flex: none;
  padding: 5px 5px 5px 10px; font-size: .7rem; font-weight: 650; letter-spacing: .4px;
  text-transform: uppercase; color: var(--muted);
  background: var(--panel); border-bottom: 1px solid var(--border);
}
.dock-title { flex: 1 0 auto; white-space: nowrap; }
.dock-actions { display: inline-flex; gap: 1px; flex: none; margin-left: auto; opacity: .7; transition: opacity .15s; }
.dock-panel:hover .dock-actions { opacity: 1; }
.dock-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 5px; color: var(--muted);
}
.dock-btn:hover { background: var(--blue-soft); color: var(--blue); }
.dock-btn.on { color: var(--blue); background: #e3ecff; }
.dock-body { flex: 1; min-height: 0; overflow: auto; }

/* divisórias arrastáveis */
.dock-split { background: transparent; transition: background .15s; touch-action: none; }
.split-left, .split-right { cursor: col-resize; }
.split-bottom { cursor: row-resize; }
.dock-split:hover { background: #bfd3fb; }
body.dock-resizing, body.dock-resizing * { cursor: col-resize !important; user-select: none; }
body.dock-resizing-v, body.dock-resizing-v * { cursor: row-resize !important; user-select: none; }

/* ---------- navegador do projeto ---------- */
.tree { padding: 6px 6px 10px; font-size: .82rem; }
.tree-root { display: flex; align-items: center; gap: 7px; padding: 5px 8px; color: var(--blue); }
.tree-root b { color: var(--text); font-weight: 600; }
.tree-node {
  width: 100%; display: flex; align-items: center; gap: 6px;
  padding: 5px 8px; border-radius: 6px; text-align: left; color: #334155;
}
.tree-node:hover { background: var(--panel); }
.tree-node .ui-icon { color: var(--muted); }
.tree-badge {
  margin-left: auto; font-size: .68rem; color: var(--muted);
  background: #eef2f7; border-radius: 99px; padding: 1px 7px;
}
.tree-kids { margin: 1px 0 4px 21px; padding-left: 8px; border-left: 1px dashed var(--border-strong); }
.tree-leaf {
  width: 100%; display: flex; align-items: center; gap: 7px;
  padding: 4px 8px; border-radius: 6px; text-align: left; font-size: .79rem; color: #334155;
}
.tree-leaf.link:hover { background: var(--blue-soft); color: var(--blue); }
.tree-leaf.add { color: var(--blue); font-size: .76rem; }
.tree-leaf.add:hover { background: var(--blue-soft); }
.tree-leaf.io { flex-wrap: wrap; gap: 4px; }
.tree-k { color: var(--muted); }
.tree-v { margin-left: auto; font-weight: 550; text-align: right; }
.tree-ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rung-dot { width: 7px; height: 7px; border-radius: 50%; background: #cbd5e1; flex: none; }
.rung-dot.on { background: var(--green); box-shadow: 0 0 0 3px rgba(22, 163, 74, .15); }
.io-chip { font: 600 .64rem ui-monospace, monospace; padding: 2px 6px; border-radius: 4px; }
.io-chip.di { background: #e0f2fe; color: #0369a1; }
.io-chip.do { background: #dcfce7; color: #15803d; }
.io-chip.ai { background: #fef3c7; color: #b45309; }
.io-chip.aq { background: #f3e8ff; color: #7e22ce; }

.plant-add-wrap { position: relative; }
.plant-menu {
  margin: 3px 0 4px; background: var(--card); border: 1px solid var(--border); border-radius: 9px;
  box-shadow: 0 6px 18px rgba(15, 23, 42, .12); padding: 4px;
}
.plant-menu button {
  width: 100%; display: flex; gap: 9px; align-items: flex-start; text-align: left;
  padding: 7px 8px; border-radius: 6px;
}
.plant-menu button:hover { background: var(--blue-soft); }
.plant-menu b { display: block; font-size: .8rem; font-weight: 600; }
.plant-menu small { display: block; font-size: .7rem; color: var(--muted); line-height: 1.3; }
.pm-ico { font-size: 1.2rem; }

.palette { padding: 4px 8px 14px; }
/* encaixada embaixo: grupos lado a lado, cada um com seus símbolos em linha */
.dock-bottom .palette { display: flex; flex-wrap: wrap; gap: 0 18px; padding: 2px 12px 10px; }
.dock-bottom .pal-grid { display: flex; flex-wrap: wrap; }
.dock-bottom .pal-item { width: 70px; }
.palette.off { opacity: .45; pointer-events: none; }
.pal-group {
  font-size: .66rem; color: var(--faint); text-transform: uppercase; letter-spacing: .5px;
  padding: 9px 4px 4px;
}
.pal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
.pal-item {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 6px 2px 5px; border-radius: 7px; border: 1px solid var(--border);
  background: #fff; font-size: .62rem; color: var(--muted); line-height: 1.15;
  cursor: grab; text-align: center; transition: border-color .12s, background .12s, transform .12s;
}
.pal-item { position: relative; }
.pal-item .instr-glyph { width: 38px; height: 22px; }
.pal-key { position: absolute; top: 3px; right: 3px; font-size: .58rem; padding: 0 3px; line-height: 1.3; background: #fff; }
.pal-item.active .pal-key { color: var(--blue); border-color: #93b4f5; }
.eb-tool kbd { color: #9f1239; border-color: #fecdd3; background: #fff; }
.pal-item:hover { border-color: #93b4f5; background: var(--blue-soft); color: var(--blue); }
.pal-item:hover .instr-glyph { stroke: var(--blue); }
.pal-item:active { cursor: grabbing; transform: scale(.97); }
.pal-item.active { border-color: var(--blue); background: var(--blue-soft); color: var(--blue); box-shadow: 0 0 0 2px #dbe7ff; }

/* ---------- área de trabalho ---------- */
.workspace {
  flex: 1; display: flex; flex-direction: column; min-width: 0; min-height: 0;
  padding: 8px 10px 10px;
}

.tabs { display: flex; gap: 3px; align-items: flex-end; padding: 0 2px; }
.tab {
  display: inline-flex; align-items: center; gap: 7px;
  background: #dfe5ee; border: 1px solid var(--border); border-bottom: none;
  border-radius: 8px 8px 0 0; padding: 6px 10px 6px 12px; font-size: .82rem; color: var(--muted);
}
.tab:hover { color: var(--text); }
.tab.active { background: var(--card); color: var(--text); font-weight: 550; }
.tab.active .ui-icon { color: var(--blue); }
.tab-close { display: inline-flex; color: var(--faint); padding: 2px; border-radius: 4px; }
.tab-close:hover { background: #fee2e2; color: var(--red); }
.tab-add { padding: 6px 9px; }

.editor-bar {
  display: flex; align-items: center; gap: 12px; min-height: 36px;
  padding: 4px 8px 4px 14px; background: var(--card);
  border: 1px solid var(--border); border-bottom: none; border-radius: 0 var(--radius) 0 0;
  font-size: .8rem; color: var(--muted);
}
.eb-title b { color: var(--text); letter-spacing: .4px; }
.eb-tool {
  display: inline-flex; align-items: center; gap: 6px;
  background: #fff1f3; color: #9f1239; border: 1px solid #fecdd3;
  padding: 2px 4px 2px 10px; border-radius: 99px;
}
.eb-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ins); box-shadow: 0 0 0 3px rgba(225, 29, 72, .18); }
.eb-x { display: inline-flex; padding: 3px; border-radius: 50%; color: #9f1239; }
.eb-x:hover { background: #ffe4e6; }
.eb-online { display: inline-flex; align-items: center; gap: 5px; color: var(--green); font-weight: 550; }
.eb-zoom { display: inline-flex; align-items: center; gap: 2px; }

.ladder-scroll {
  flex: 1; overflow: auto; background-color: var(--card);
  border: 1px solid var(--border); border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow);
  background-image: radial-gradient(#d5dce7 1px, transparent 1px);
  background-size: 18px 18px;
  transition: box-shadow .2s, border-color .2s;
}
.online .ladder-scroll { border-color: #86efac; box-shadow: inset 0 3px 0 #22c55e, var(--shadow); }
.online .editor-bar { border-color: #86efac; }
.ladder-area { padding: 10px 14px 24px; width: max-content; min-width: 100%; }

.add-rung {
  display: inline-flex; align-items: center; gap: 6px; margin: 8px 0 4px 34px;
  padding: 7px 14px; border-radius: 8px; border: 1px dashed var(--border-strong);
  background: rgba(255, 255, 255, .85); color: var(--muted); font-size: .82rem;
}
.add-rung:hover { border-color: var(--blue); color: var(--blue); background: var(--blue-soft); }
.end-rung {
  margin: 10px 0 0 22px; width: 60px; text-align: center; font: 700 .72rem ui-monospace, monospace;
  color: var(--faint); border-top: 3px solid #cbd5e1; padding-top: 4px; letter-spacing: 1px;
}

/* ---------- degrau ---------- */
.rung-card {
  position: relative; border-radius: 10px; margin-bottom: 2px;
  border: 1px solid transparent; transition: background .15s, border-color .15s;
}
.rung-card:hover { background: rgba(248, 250, 252, .75); border-color: #e8edf4; }
.rung-card.flash { animation: flash .9s ease-out; }
@keyframes flash { from { background: #dbeafe; border-color: #93c5fd; } }
.rung-live.rung-energized { background: rgba(240, 253, 244, .55); }

.rung-head { display: flex; align-items: center; gap: 10px; padding: 6px 8px 0 10px; min-height: 30px; }
.rung-no {
  font: 650 .7rem "Inter", system-ui, sans-serif; letter-spacing: .4px; text-transform: uppercase;
  color: #475569; background: #eef2f7; border-radius: 5px; padding: 3px 8px; flex: none;
}
.rung-live.rung-energized .rung-no { background: #dcfce7; color: #15803d; }
.rung-comment {
  flex: 1; min-width: 120px; max-width: 640px; border: 1px solid transparent; background: transparent;
  font-size: .8rem; color: #15803d; font-style: italic; padding: 3px 7px; border-radius: 5px;
}
.rung-comment::placeholder { color: #b6c2d2; }
.rung-comment:hover:not([readonly]) { border-color: var(--border); background: #fff; }
.rung-comment:focus { outline: none; border-color: var(--blue); background: #fff; font-style: normal; color: var(--text); }
.rung-tools { display: flex; gap: 3px; opacity: 0; transition: opacity .15s; margin-left: auto; }
.rung-card:hover .rung-tools { opacity: 1; }
.rung-tools button {
  display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 24px;
  background: var(--card); border: 1px solid var(--border); border-radius: 6px; color: var(--muted);
}
.rung-tools button .ui-icon { width: 14px; height: 14px; }
.rung-tools button:hover { color: var(--blue); border-color: var(--blue); }
.rung-tools button.danger:hover { color: var(--red); border-color: var(--red); }

.rung-svg { display: block; user-select: none; }
.rung-svg.inserting { cursor: crosshair; }

/* elementos SVG */
.rail { stroke: #1e293b; stroke-width: 4; stroke-linecap: round; }
.rail.lit { stroke: var(--green); }
.wire { stroke: #5b6b82; stroke-width: 2; fill: none; }
.wire.lit { stroke: var(--green); stroke-width: 2.8; }
.junction { fill: #5b6b82; }
.junction.lit { fill: var(--green); }
.sym { stroke: #1e293b; stroke-width: 2.4; fill: none; stroke-linecap: round; }
.sym.lit { stroke: var(--green); }
.sym-letter {
  font: 700 12px ui-monospace, monospace; fill: #334155;
  text-anchor: middle; pointer-events: none;
}
.lbl { font: 600 12.5px "Inter", system-ui, sans-serif; fill: #1e3a8a; }
.lbl.lit { fill: #15803d; }
.lbl.missing { fill: var(--red); font-weight: 500; }
.blk { fill: #fff; stroke: #1e293b; stroke-width: 2; }
.blk.lit { stroke: var(--green); fill: var(--green-soft); }
.blk-title { font: 700 13px "Inter", system-ui, sans-serif; fill: var(--text); pointer-events: none; }
.blk-line { font: 12px "Inter", system-ui, sans-serif; fill: #334155; pointer-events: none; }
.blk-line.strong { font-weight: 600; }
.blk-line.small { font-size: 9.5px; fill: var(--muted); }
.rnum { font: 600 11px ui-monospace, monospace; fill: var(--faint); }

.blk-acc { font: 600 11px ui-monospace, "Cascadia Code", monospace; fill: var(--blue); pointer-events: none; }
.blk-acc.done { fill: #15803d; }
.acc-track { fill: #e2e8f0; pointer-events: none; }
.acc-fill { fill: var(--blue); pointer-events: none; transition: width .1s linear; }
.acc-fill.done { fill: var(--green); }

.el { cursor: pointer; }
.hit { fill: transparent; stroke: none; }
.sel-box { fill: transparent; stroke: transparent; stroke-width: 1.6; pointer-events: none; transition: fill .1s; }
.el:hover .sel-box { fill: rgba(37, 99, 235, .05); stroke: #c7d7fb; }
.el.selected .sel-box { fill: rgba(37, 99, 235, .08); stroke: var(--blue); stroke-dasharray: none; }
.inserting .el:hover .sel-box { fill: transparent; stroke: transparent; }
.el.dimmed { opacity: .3; }

/* ligações verticais: arrastáveis na horizontal */
.link-hit { stroke: transparent; stroke-width: 14; cursor: ew-resize; }
.link-g:hover line.wire, .link-g.dragging line.wire { stroke: var(--blue); }
.ins-guide { stroke: var(--blue); stroke-width: 1.5; stroke-dasharray: 4 4; pointer-events: none; }

/* ponto de inserção (bolinha vermelha) */
.ins-dot { fill: var(--ins); stroke: #fff; stroke-width: 2.2; filter: drop-shadow(0 1px 2px rgba(159, 18, 57, .45)); }
.ins-halo { fill: rgba(225, 29, 72, .16); transform-box: fill-box; transform-origin: center; animation: halo 1.1s ease-out infinite; }
@keyframes halo { from { transform: scale(.55); opacity: 1; } to { transform: scale(1.35); opacity: 0; } }
.ins-branch { fill: none; stroke: var(--ins); stroke-width: 2; stroke-dasharray: 5 4; opacity: .85; }
.ins-slot { fill: rgba(225, 29, 72, .05); stroke: var(--ins); stroke-width: 1.5; stroke-dasharray: 5 4; }

/* ---------- menu de contexto e fantasma ---------- */
.ctx-menu {
  position: fixed; z-index: 300; min-width: 190px; padding: 4px;
  background: var(--card); border: 1px solid var(--border); border-radius: 9px;
  box-shadow: 0 14px 34px rgba(15, 23, 42, .22);
}
.ctx-menu button {
  width: 100%; display: flex; align-items: center; gap: 9px;
  padding: 7px 10px; border-radius: 6px; font-size: .82rem; text-align: left;
}
.ctx-menu button kbd { margin-left: auto; }
.ctx-menu button:hover { background: var(--blue-soft); color: var(--blue); }
.ctx-menu button.danger:hover { background: #fef2f2; color: var(--red); }

.move-ghost {
  position: fixed; z-index: 400; pointer-events: none; transform: translate(14px, 12px);
  display: flex; align-items: center; gap: 8px; padding: 5px 10px 5px 6px;
  background: #fff; border: 1.5px solid var(--ins); border-radius: 8px;
  box-shadow: 0 8px 20px rgba(15, 23, 42, .22); font: 600 .8rem "Inter", system-ui, sans-serif; color: #9f1239;
}
.move-ghost .instr-glyph { stroke: var(--ins); }
.move-ghost .instr-glyph .ig-t { fill: var(--ins); }

/* ---------- painel de E/S da simulação (encaixável) ---------- */
.io-panel { padding: 10px 12px 14px; display: flex; flex-direction: column; gap: 10px; }
.io-top { display: flex; flex-direction: column; gap: 8px; }
.io-sections { display: flex; flex-direction: column; gap: 10px; }
/* embaixo: comandos à esquerda e as seções lado a lado */
.dock-bottom .io-panel { flex-direction: row; align-items: flex-start; gap: 16px; }
.dock-bottom .io-top { flex: 0 0 250px; position: sticky; top: 0; }
.dock-bottom .io-sections { flex-direction: row; flex-wrap: wrap; gap: 10px 22px; flex: 1; }
.dock-bottom .io-sections .sim-section { border-top: none; padding-top: 0; min-width: 220px; flex: 1 1 220px; }

.sim-status { display: inline-flex; align-items: center; gap: 6px; font-size: .8rem; color: var(--muted); }
.sim-status.big { font-size: .92rem; font-weight: 600; }
.sim-status .dot { width: 9px; height: 9px; border-radius: 50%; background: #cbd5e1; }
.sim-status.running { color: var(--green); }
.sim-status.running .dot { background: var(--green); box-shadow: 0 0 0 3px rgba(22, 163, 74, .18); animation: pulse 1.2s ease-in-out infinite; }
.sim-status.paused { color: var(--amber); }
.sim-status.paused .dot { background: var(--amber); }
@keyframes pulse { 50% { box-shadow: 0 0 0 6px rgba(22, 163, 74, .06); } }

.sim-controls { display: flex; gap: 5px; flex-wrap: wrap; }
.sim-controls .btn { padding: 5px 10px; font-size: .8rem; }
.sim-meta {
  display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap;
  font-size: .72rem; color: var(--muted);
  background: var(--panel); border: 1px solid var(--border); border-radius: 7px; padding: 6px 9px;
}
.sim-meta b { color: var(--text); }
.sim-section { border-top: 1px solid var(--border); padding-top: 10px; }
.section-title { font-weight: 650; font-size: .72rem; margin-bottom: 8px; text-transform: uppercase; letter-spacing: .5px; color: var(--muted); }

.led-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(46px, 1fr)); gap: 8px 4px; }
.led-item { display: flex; flex-direction: column; align-items: center; gap: 5px; }
.led-name { font-size: .7rem; color: var(--muted); font-family: ui-monospace, monospace; }
.led-name em.var-type { font-style: normal; font-size: .62rem; color: var(--faint); }
.led {
  width: 22px; height: 22px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #f1f5f9, #cbd5e1);
  border: 1px solid #b6c2d2; cursor: pointer; transition: background .12s, box-shadow .12s;
}
.led.on { background: radial-gradient(circle at 35% 30%, #bbf7d0, #22c55e 60%); border-color: #16a34a; box-shadow: 0 0 8px rgba(34, 197, 94, .6); }

.analog-row { margin-bottom: 10px; }
.analog-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 4px; }
.analog-row input[type="range"] { width: 100%; accent-color: var(--blue); }
.num-input {
  width: 90px; padding: 4px 8px; border: 1px solid var(--border-strong);
  border-radius: 6px; font-size: .8rem; text-align: right; font-family: ui-monospace, monospace;
}
.value-row { display: flex; justify-content: space-between; align-items: center; padding: 4px 0; }
.value-badge {
  font-family: ui-monospace, monospace; font-size: .84rem; font-weight: 600;
  background: var(--blue-soft); color: var(--blue); border-radius: 6px; padding: 2px 10px;
}
.bar-row { display: grid; grid-template-columns: 42px 1fr auto; gap: 8px; align-items: center; padding: 4px 0; }
.bar { height: 7px; background: #e2e8f0; border-radius: 99px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--blue); border-radius: 99px; transition: width .1s linear; }
.bar-fill.amber { background: var(--amber); }
.bar-text { font-size: .72rem; color: var(--muted); font-family: ui-monospace, monospace; white-space: nowrap; }

/* ================= Rodapé ================= */
.statusbar {
  display: flex; align-items: center; gap: 14px; flex: none;
  background: var(--title-bg); color: #94a3b8;
  padding: 4px 14px; font-size: .76rem; min-height: 26px;
}
.statusbar .sim-status { font-size: .76rem; color: #cbd5e1; }
.statusbar .sim-status.running { color: #4ade80; }
.statusbar .icon-btn { color: #94a3b8; padding: 2px 5px; }
.statusbar .icon-btn:hover { background: #1c2740; color: #fff; }
.sb-item { display: inline-flex; align-items: center; gap: 5px; white-space: nowrap; }
.status-hint { overflow: hidden; text-overflow: ellipsis; max-width: 90ch; min-width: 0; display: block; }
.status-hint.warn { color: #fbbf24; }

/* ================= Modais ================= */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(15, 23, 42, .45); backdrop-filter: blur(2px);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.modal {
  background: var(--card); border-radius: 12px; width: 460px; max-width: 100%;
  max-height: 90vh; display: flex; flex-direction: column;
  box-shadow: 0 24px 60px rgba(15, 23, 42, .32); overflow: hidden;
}
.modal-wide { width: 780px; }
.modal-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--panel);
}
.modal-head h2 { font-size: .98rem; font-weight: 650; }
.modal-body { padding: 16px 18px; overflow-y: auto; }
.modal-foot { display: flex; gap: 8px; align-items: center; padding: 12px 18px; border-top: 1px solid var(--border); }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 14px; }
.form-grid label { display: flex; flex-direction: column; gap: 4px; font-size: .8rem; color: var(--muted); }
.form-grid .span2 { grid-column: span 2; }
.form-grid input, .form-grid select {
  padding: 7px 10px; border: 1px solid var(--border-strong); border-radius: 7px;
  font-size: .86rem; background: #fff; color: var(--text);
}
.form-grid input:focus, .form-grid select:focus { outline: 2px solid #bfdbfe; border-color: var(--blue); }

.operand-box { border: 1px solid var(--border); border-radius: 9px; padding: 10px 12px; margin-bottom: 10px; }
.hint { font-size: .76rem; color: var(--muted); margin-top: 8px; line-height: 1.4; }
.form-error { color: var(--red); font-size: .82rem; margin-top: 8px; }
.form-actions { display: flex; gap: 8px; margin-top: 14px; }

.var-table { width: 100%; border-collapse: collapse; font-size: .82rem; margin-bottom: 8px; }
.var-table th {
  text-align: left; color: var(--muted); font-weight: 650; font-size: .7rem; text-transform: uppercase; letter-spacing: .4px;
  padding: 6px 8px; border-bottom: 1px solid var(--border); background: var(--panel); position: sticky; top: -16px;
}
.var-table td { padding: 5px 8px; border-bottom: 1px solid #f1f5f9; }
.var-table tr:hover td { background: #fafcff; }
.var-table .row-actions { text-align: right; white-space: nowrap; }
.var-form { border-top: 1px solid var(--border); padding-top: 12px; margin-top: 8px; }
.var-form h3 { font-size: .9rem; margin-bottom: 10px; }

/* ================= Toast ================= */
.toast {
  position: fixed; bottom: 40px; left: 50%; transform: translateX(-50%);
  background: #0f172a; color: #fff; padding: 9px 18px; border-radius: 9px;
  font-size: .85rem; z-index: 500; box-shadow: 0 8px 24px rgba(15, 23, 42, .3);
}
.toast.warn { background: #b45309; }
.toast-enter-active, .toast-leave-active { transition: opacity .25s, transform .25s; }
.toast-enter-from, .toast-leave-to { opacity: 0; transform: translateX(-50%) translateY(8px); }
.fade-enter-active, .fade-leave-active { transition: opacity .15s; }
.fade-enter-from, .fade-leave-to { opacity: 0; }

/* ================= Responsivo ================= */
@media (max-width: 1150px) {
  .title-center { display: none; }
}
@media (max-width: 1100px) {
  .status-hint { display: none; }
}
@media (max-height: 700px) {
  .pal-item span { display: none; }       /* paleta compacta: só os símbolos */
  .pal-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 800px) {
  .layout { --dock-l: 0px !important; --dock-r: 0px !important; --split-l: 0px !important; --split-r: 0px !important; }
  .brand-name { display: none; }
}

/* ================= Diálogos de configuração ================= */
.modal-head h2 { display: flex; align-items: center; gap: 8px; }
.modal-head h2 .ui-icon { color: var(--blue); }
.plc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.plc-card {
  position: relative; display: flex; flex-direction: column; gap: 3px; text-align: left;
  padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; background: #fff;
}
.plc-card:hover { border-color: #93b4f5; background: #fafcff; }
.plc-card.active { border-color: var(--blue); background: var(--blue-soft); box-shadow: 0 0 0 2px #dbe7ff; }
.plc-brand { font-size: .68rem; text-transform: uppercase; letter-spacing: .5px; color: var(--muted); font-weight: 650; }
.plc-card b { font-size: .95rem; }
.plc-card small { font-size: .72rem; color: var(--muted); line-height: 1.4; }
.plc-check {
  position: absolute; top: 10px; right: 10px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--blue); color: #fff; display: inline-flex; align-items: center; justify-content: center;
}
.dlg-warn {
  display: flex; gap: 8px; align-items: flex-start; margin-top: 14px; padding: 9px 12px;
  background: #fffbeb; border: 1px solid #fde68a; border-radius: 8px; color: #92400e; font-size: .8rem; line-height: 1.45;
}
.dlg-chips { margin-top: 10px; }
.dlg-intro { margin: 0 0 12px; }
.dlg-tips { padding-left: 18px; font-size: .82rem; line-height: 1.6; color: #334155; }
.ex-list { display: flex; flex-direction: column; gap: 10px; }
.ex-card {
  display: flex; align-items: center; gap: 14px; padding: 12px 14px;
  border: 1px solid var(--border); border-radius: 10px; background: #fff;
}
.ex-card:hover { border-color: #c7d7fb; }
.ex-ico { width: 46px; height: 46px; flex: none; border-radius: 10px; background: var(--panel);
  display: flex; align-items: center; justify-content: center; font-size: 1.6rem; color: var(--blue); }
.ex-text { flex: 1; min-width: 0; }
.ex-text b { font-size: .92rem; }
.ex-text p { font-size: .78rem; color: var(--muted); line-height: 1.45; margin-top: 2px; }

/* menu de plantas no navegador */
.pm-row { border-radius: 6px; }
.pm-row + .pm-row { border-top: 1px solid #f1f5f9; }
.plant-menu .pm-ex {
  display: block; width: auto; margin: -2px 0 5px 36px; padding: 2px 8px; border-radius: 99px;
  font-size: .7rem; color: #92400e; background: #fffbeb; border: 1px solid #fde68a;
}
.plant-menu .pm-ex:hover { background: #fef3c7; }

/* diálogo Primeiros passos (vídeo e apostila): abre por cima da tela inicial */
.tut-back { z-index: 650; }
.tutorial { width: 600px; }
.tutorial.tutorial-video { width: 980px; }
.tut-player { background: #000; }
.tut-player video { display: block; width: 100%; aspect-ratio: 16 / 9; max-height: calc(90vh - 170px); }
.tut-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 4px; }
.tut-card {
  display: flex; flex-direction: column; align-items: flex-start; gap: 6px; text-align: left;
  padding: 16px; border: 1px solid var(--border); border-radius: 10px; background: #fff; cursor: pointer;
  transition: border-color .15s, box-shadow .15s, transform .15s;
}
.tut-card:hover { border-color: var(--blue); box-shadow: 0 6px 18px rgba(37, 99, 235, .14); transform: translateY(-1px); }
.tut-card b { font-size: .95rem; color: var(--text); }
.tut-card .tut-desc { font-size: .8rem; line-height: 1.45; color: var(--muted); }
.tut-ico {
  display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; margin-bottom: 4px;
  border-radius: 10px; background: #eff6ff; color: var(--blue);
}
.tut-ico.video { background: var(--blue); color: #fff; }
.tut-hint { margin-top: 0; }
.tut-col { display: flex; flex-direction: column; gap: 6px; }
.tut-col .tut-card { flex: 1; }
.tut-link {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 5px; padding: 2px 4px;
  border: none; background: none; cursor: pointer; font-size: .78rem; font-weight: 600; color: var(--blue);
}
.tut-link:hover { text-decoration: underline; }

/* diálogo Sobre */
.about { width: 560px; }
.about-hero {
  position: relative; display: flex; align-items: center; gap: 14px; padding: 22px 22px 18px;
  background: linear-gradient(135deg, #0d1526, #1e3a8a); color: #e2e8f0;
}
.about-logo { width: 52px; height: 52px; flex: none; }
.about-hero h2 { font-size: 1.3rem; font-weight: 500; color: #cbd5e1; }
.about-hero h2 b { color: #fff; font-weight: 700; }
.about-hero p { font-size: .82rem; color: #94a3b8; margin-top: 2px; }
.about-x { position: absolute; top: 10px; right: 10px; color: #94a3b8; }
.about-x:hover { background: rgba(255, 255, 255, .1); color: #fff; }
.about-text { font-size: .86rem; line-height: 1.6; color: #334155; }
.about-feats { list-style: none; margin: 14px 0; display: flex; flex-direction: column; gap: 9px; }
.about-feats li { display: flex; gap: 10px; font-size: .82rem; line-height: 1.45; color: #334155; }
.about-feats .ui-icon { color: var(--blue); margin-top: 1px; }
.about-author {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; background: var(--panel);
}
.about-author small { display: block; font-size: .7rem; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
.about-name { display: block; font-size: 1rem; color: var(--text); }
.about-author > div a { font-weight: 600; color: var(--blue); text-decoration: none; font-size: .84rem; }
.about-author > div a:hover { text-decoration: underline; }
.about-author .btn { text-decoration: none; }
.dock-tabs:hover .dock-actions { opacity: 1; }
.dock-bottom .io-panel { flex-wrap: wrap; }

/* ================= Seletor de variável com busca ================= */
.modal-editor { overflow: visible; }
.modal-editor .modal-body { overflow: visible; }
.vp { position: relative; color: var(--text); }
.vp-box {
  display: flex; align-items: center; gap: 7px; padding: 0 9px;
  border: 1px solid var(--border-strong); border-radius: 7px; background: #fff; color: var(--muted);
}
.vp.open .vp-box, .vp-box:focus-within { outline: 2px solid #bfdbfe; border-color: var(--blue); }
.form-grid .vp-box input { flex: 1; min-width: 0; border: none; outline: none; padding: 7px 0; background: transparent; font-size: .88rem; }
.vp-ok { color: var(--green); }
.vp-list {
  position: absolute; left: 0; right: 0; top: calc(100% + 4px); z-index: 20; max-height: 230px; overflow-y: auto;
  background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 4px;
  box-shadow: 0 12px 28px rgba(15, 23, 42, .18);
}
.vp-item {
  width: 100%; display: grid; grid-template-columns: auto 1fr; column-gap: 8px; align-items: baseline;
  padding: 6px 8px; border-radius: 6px; text-align: left; font-size: .84rem;
}
.vp-item b { font-family: ui-monospace, monospace; color: #1e3a8a; }
.vp-item .vp-type { font-size: .7rem; color: var(--muted); justify-self: end; }
.vp-item small { grid-column: 1 / -1; font-size: .72rem; color: var(--muted); }
.vp-item.hi { background: var(--blue-soft); }
.vp-item.cur b { color: var(--green); }
.vp-new {
  margin-top: 6px; padding: 8px 10px; border-radius: 8px; font-size: .8rem; color: #92400e;
  background: #fffbeb; border: 1px solid #fde68a;
}
.vp-new.warn { color: #9f1239; background: #fff1f2; border-color: #fecdd3; }
.vp-new-msg { display: flex; align-items: center; gap: 6px; }
.vp-new-row { display: flex; align-items: center; gap: 8px; margin-top: 6px; flex-wrap: wrap; color: var(--text); }
.form-grid .vp-new-row select { padding: 4px 8px; font-size: .8rem; }
.vp-new-row .btn { padding: 4px 10px; font-size: .78rem; }
.vp-create { grid-template-columns: 1fr; border-top: 1px solid var(--border); border-radius: 0 0 6px 6px; margin-top: 3px; color: #92400e; }
.vp-create span { display: inline-flex; align-items: center; gap: 6px; }
.vp-create b { color: #92400e; }

/* pergunta "criar a variável?" ao aplicar */
.ask-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; margin: 0 18px 4px;
  padding: 10px 12px; border-radius: 9px; background: #fffbeb; border: 1px solid #fde68a;
  color: #92400e; font-size: .82rem; line-height: 1.45;
}
.ask-bar > span { flex: 1 1 260px; }
.ask-actions { display: flex; gap: 6px; margin-left: auto; }
.ask-actions .btn { padding: 5px 11px; font-size: .8rem; }
/* campos da grade encolhem junto com a coluna (não vazam do diálogo) */
.form-grid > label { min-width: 0; }
.form-grid > label > input, .form-grid > label > select { width: 100%; min-width: 0; }

/* ================= Verificador do programa ================= */
.issue ellipse { fill: rgba(239, 68, 68, .06); stroke: var(--red); stroke-width: 2.4; pointer-events: visibleStroke; }
.issue.warning ellipse { fill: rgba(245, 158, 11, .06); stroke: var(--amber); stroke-dasharray: 6 4; }
.issue.error ellipse { animation: issue-pulse 1.6s ease-in-out infinite; }
@keyframes issue-pulse { 50% { stroke-opacity: .45; } }
.rung-has-error { border-color: #fecaca !important; background: rgba(254, 242, 242, .45); }
.rung-issue {
  display: inline-flex; align-items: center; gap: 5px; font-size: .72rem; padding: 2px 8px; border-radius: 99px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 420px;
}
.rung-issue.error { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.rung-issue.warning { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }

.problems {
  flex: none; margin-top: 8px; max-height: 190px; display: flex; flex-direction: column;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow);
}
.pb-head {
  display: flex; align-items: center; gap: 8px; padding: 6px 8px 6px 12px; font-size: .8rem;
  border-bottom: 1px solid var(--border); background: var(--panel); border-radius: var(--radius) var(--radius) 0 0;
}
.pb-head .ui-icon { color: var(--blue); }
.pb-chip { font-size: .7rem; font-weight: 650; padding: 1px 8px; border-radius: 99px; }
.pb-chip.err { background: #fee2e2; color: #b91c1c; }
.pb-chip.warn { background: #fef3c7; color: #92400e; }
.pb-chip.ok { background: #dcfce7; color: #15803d; }
.pb-note { font-size: .74rem; color: #b91c1c; }
.pb-list { overflow-y: auto; padding: 4px; }
.pb-item {
  width: 100%; display: flex; align-items: center; gap: 10px; text-align: left;
  padding: 5px 8px; border-radius: 6px; font-size: .8rem;
}
.pb-item:hover { background: var(--blue-soft); }
.pb-ico {
  width: 18px; height: 18px; flex: none; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
  font-size: .66rem; font-weight: 800; color: #fff;
}
.pb-item.error .pb-ico { background: var(--red); }
.pb-item.warning .pb-ico { background: var(--amber); }
.pb-where { flex: none; font: 600 .72rem ui-monospace, monospace; color: var(--muted); }
.pb-msg { flex: 1; min-width: 0; }
.pb-ok { display: flex; align-items: center; gap: 7px; padding: 10px; font-size: .82rem; color: #15803d; }
.tb-btn.bad { color: var(--red); }
.tb-count { font-size: .66rem; font-weight: 700; padding: 0 6px; border-radius: 99px; background: #fef3c7; color: #92400e; }
.tb-count.err { background: var(--red); color: #fff; }
/* abas: só os ícones, para caber tudo numa linha */
.dock-tabs.compact .dock-tab { padding: 5px 9px; }
.dock-tabs.compact .dock-tab span { display: none; }
.dock-tabs.compact .dock-tab .ui-icon { width: 15px; height: 15px; }

/* menu ⋯ dos painéis */
.dock-menu { flex: none; margin-left: auto; display: inline-flex; }
.dock-tabs .dock-menu { padding-bottom: 3px; }
.dock-menu .dock-btn { opacity: .75; }
.dock-menu .dock-btn:hover, .dock-menu .dock-btn.on { opacity: 1; }
.dock-menu-drop {
  position: fixed; z-index: 450; width: 220px; padding: 5px;
  background: var(--card); border: 1px solid var(--border); border-radius: 9px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, .25);
  text-transform: none; letter-spacing: normal; font-weight: 400; color: var(--text);
}
.dock-menu-drop .menu-item.cur { color: var(--blue); }
.dock-menu-drop .menu-item.cur .menu-ico { color: var(--blue); }
.dock-menu-drop .menu-check { color: var(--blue); }
.dock-menu-drop .menu-item.danger:hover { background: #fef2f2; color: var(--red); }
.dock-menu-drop .menu-item.danger:hover .menu-ico { color: var(--red); }

/* submenus da barra de menus */
.menu-sub-wrap { position: relative; }
.menu-item.has-sub.hot { background: var(--blue-soft); color: var(--blue); }
.menu-item.has-sub.hot .menu-ico { color: var(--blue); }
.menu-arrow { color: var(--faint); margin-left: 6px; }
.menu-drop.menu-sub { top: -5px; left: calc(100% + 4px); min-width: 230px; }

/* nível de dificuldade das plantas (exercícios) */
.lvl { display: inline-block; font-size: .64rem; font-weight: 650; padding: 1px 7px; border-radius: 99px; vertical-align: 1px; white-space: nowrap; }
.lvl-1 { background: #dcfce7; color: #15803d; }
.lvl-2 { background: #fef3c7; color: #92400e; }
.lvl-3 { background: #fee2e2; color: #b91c1c; }

/* ================= Variáveis do projeto ================= */
.var-modal { height: min(640px, 88vh); }
.vm-tabs { display: flex; gap: 2px; padding: 8px 14px 0; border-bottom: 1px solid var(--border); background: var(--panel); flex: none; overflow-x: auto; }
.vm-tab {
  display: inline-flex; align-items: center; gap: 6px; padding: 7px 12px; font-size: .8rem; color: var(--muted);
  border: 1px solid transparent; border-bottom: none; border-radius: 8px 8px 0 0; position: relative; top: 1px; white-space: nowrap;
}
.vm-tab:hover { color: var(--text); }
.vm-tab.active { background: var(--card); border-color: var(--border); color: var(--blue); font-weight: 600; }
.vm-count { font-size: .66rem; font-weight: 650; padding: 0 6px; border-radius: 99px; background: #eef2f7; color: var(--muted); }
.vm-tab.active .vm-count { background: var(--blue-soft); color: var(--blue); }
.vm-bar { display: flex; align-items: center; gap: 10px; padding: 10px 18px 6px; flex: none; }
.vm-search {
  display: flex; align-items: center; gap: 7px; width: 240px; padding: 0 9px; color: var(--muted);
  border: 1px solid var(--border-strong); border-radius: 7px; background: #fff;
}
.vm-search:focus-within { outline: 2px solid #bfdbfe; border-color: var(--blue); }
.vm-search input { flex: 1; min-width: 0; border: none; outline: none; padding: 6px 0; font-size: .84rem; background: transparent; }
.vm-note { font-size: .74rem; color: var(--muted); }
.vm-bar .btn { padding: 6px 12px; font-size: .82rem; }
.vm-body { padding-top: 4px; flex: 1; }
.vm-body .var-form { border: 1px solid #cfe0ff; background: #f8fbff; border-radius: 10px; padding: 12px 14px; margin: 0 0 10px; }
.vm-list { display: flex; flex-direction: column; }
.vm-row {
  display: flex; align-items: center; gap: 14px; padding: 7px 8px; border-radius: 8px;
  border-bottom: 1px solid #f1f5f9;
}
.vm-row:hover { background: #fafcff; }
.vm-row.editing { background: var(--blue-soft); }
.vm-name { width: 150px; flex: none; display: flex; flex-direction: column; line-height: 1.25; }
.vm-name b { font-family: ui-monospace, monospace; font-size: .86rem; color: #1e3a8a; }
.vm-name small { font-family: ui-monospace, monospace; font-size: .68rem; color: var(--faint); }
.vm-desc { flex: 1; min-width: 0; font-size: .82rem; color: #334155; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.vm-desc.empty { color: var(--faint); font-style: italic; }
.vm-init { flex: none; font: 600 .74rem ui-monospace, monospace; color: var(--muted); background: #eef2f7; border-radius: 5px; padding: 1px 7px; }
.vm-uses { flex: none; font-size: .68rem; font-weight: 600; padding: 1px 8px; border-radius: 99px; background: #dcfce7; color: #15803d; }
.vm-uses.zero { background: #f1f5f9; color: var(--faint); }
.vm-actions { flex: none; display: flex; gap: 2px; opacity: 0; transition: opacity .12s; }
.vm-row:hover .vm-actions, .vm-row.editing .vm-actions { opacity: 1; }
.vm-empty { padding: 26px 10px; text-align: center; color: var(--muted); font-size: .84rem; }

/* planta do projeto no navegador */
.plant-leaf { padding: 0; gap: 0; }
.plant-open { flex: 1; min-width: 0; display: flex; align-items: center; gap: 7px; padding: 4px 8px; border-radius: 6px; text-align: left; }
.plant-open:hover { background: var(--blue-soft); color: var(--blue); }
.plant-bg { flex: none; margin-left: auto; font-size: .62rem; font-weight: 650; padding: 0 6px; border-radius: 99px; background: #eef2f7; color: var(--muted); }
.plant-del { flex: none; display: inline-flex; padding: 4px 6px; border-radius: 6px; color: var(--faint); opacity: 0; transition: opacity .12s; }
.plant-leaf:hover .plant-del { opacity: 1; }
.plant-del:hover { background: #fef2f2; color: var(--red); }
.plant-menu .pm-open.cur { background: var(--blue-soft); box-shadow: inset 3px 0 0 var(--blue); }

/* ================= Perguntas do sistema (UiDialog) ================= */
.ui-dlg-back { z-index: 700; }
.ui-dlg { width: 440px; animation: dlg-in .14s ease-out; }
@keyframes dlg-in { from { transform: translateY(6px) scale(.98); opacity: 0; } }
.ui-dlg-body { display: flex; gap: 14px; padding: 20px 20px 16px; }
.ui-dlg-ico {
  width: 40px; height: 40px; flex: none; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--blue-soft); color: var(--blue);
}
.ui-dlg.danger .ui-dlg-ico { background: #fef2f2; color: var(--red); }
.ui-dlg-text { flex: 1; min-width: 0; }
.ui-dlg-text h2 { font-size: 1rem; font-weight: 650; margin: 2px 0 6px; line-height: 1.35; }
.ui-dlg-text p { font-size: .84rem; color: #475569; line-height: 1.55; margin-bottom: 6px; }
.ui-dlg-field { display: flex; flex-direction: column; gap: 4px; margin-top: 6px; font-size: .78rem; color: var(--muted); }
.ui-dlg-field input {
  padding: 8px 10px; border: 1px solid var(--border-strong); border-radius: 7px; font-size: .9rem; color: var(--text);
}
.ui-dlg-field input:focus { outline: 2px solid #bfdbfe; border-color: var(--blue); }

/* ================= Novo projeto ================= */
.np-back { z-index: 650; }
.np-title { margin: 16px 0 8px; }
.np-opt { font-weight: 400; text-transform: none; letter-spacing: 0; color: var(--faint); }
.np-plants { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 8px; }
.np-plant {
  display: flex; align-items: center; gap: 10px; text-align: left; padding: 9px 12px;
  border: 1px solid var(--border); border-radius: 10px; background: #fff;
}
.np-plant:hover { border-color: #93b4f5; background: #fafcff; }
.np-plant.active { border-color: var(--blue); background: var(--blue-soft); box-shadow: 0 0 0 2px #dbe7ff; }
.np-plant b { display: block; font-size: .84rem; }
.np-plant small { display: block; margin-top: 2px; font-size: .72rem; color: var(--muted); }
.np-ico { width: 30px; text-align: center; font-size: 1.3rem; color: var(--faint); }

/* ================= Tela de boas-vindas ================= */
.welcome-back {
  position: fixed; inset: 0; z-index: 600; display: flex; align-items: center; justify-content: center; padding: 24px;
  background: radial-gradient(1200px 600px at 20% 0%, rgba(37, 99, 235, .35), transparent 60%), rgba(13, 21, 38, .82);
  backdrop-filter: blur(4px);
}
.welcome {
  width: min(1080px, 100%); max-height: 100%; display: flex; flex-direction: column; overflow: hidden;
  background: var(--card); border-radius: 16px; box-shadow: 0 30px 80px rgba(0, 0, 0, .45);
  animation: dlg-in .2s ease-out;
}
.wc-head {
  position: relative; display: flex; align-items: center; gap: 16px; padding: 24px 28px;
  background: linear-gradient(135deg, #0d1526, #1e3a8a); color: #e2e8f0;
}
.wc-logo { width: 54px; height: 54px; flex: none; }
.wc-head h1 { font-size: 1.5rem; font-weight: 500; color: #cbd5e1; }
.wc-head h1 b { color: #fff; font-weight: 700; }
.wc-head p { font-size: .86rem; color: #94a3b8; margin-top: 3px; }
.wc-x { position: absolute; top: 14px; right: 14px; color: #94a3b8; }
.wc-x:hover { background: rgba(255, 255, 255, .1); color: #fff; }
.wc-cols { display: grid; grid-template-columns: 340px 1fr; min-height: 0; flex: 1; overflow: hidden; }
.wc-left { padding: 18px 20px; border-right: 1px solid var(--border); background: var(--panel); overflow-y: auto; }
.wc-right { padding: 18px 22px; overflow-y: auto; }
.wc-title { font-size: .7rem; font-weight: 650; text-transform: uppercase; letter-spacing: .5px; color: var(--muted); margin: 6px 0 10px; }
.wc-left .wc-title + .wc-action { margin-top: 0; }
.wc-action {
  width: 100%; display: flex; align-items: center; gap: 12px; text-align: left; margin-bottom: 8px;
  padding: 11px 14px; border-radius: 10px; border: 1px solid var(--border); background: #fff; color: #334155;
}
.wc-action:hover { border-color: #93b4f5; color: var(--blue); }
.wc-action.primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.wc-action.primary:hover { filter: brightness(1.05); color: #fff; }
.wc-action b { display: block; font-size: .9rem; }
.wc-action small { display: block; font-size: .74rem; opacity: .75; }
.wc-left .wc-title:not(:first-child) { margin-top: 20px; }
.wc-recent { display: flex; flex-direction: column; gap: 4px; }
.wc-proj {
  display: flex; align-items: center; gap: 10px; text-align: left; padding: 8px 10px; border-radius: 8px;
}
.wc-proj:hover { background: #fff; box-shadow: 0 0 0 1px var(--border); }
.wc-proj-ico { width: 30px; height: 30px; flex: none; border-radius: 8px; background: #fff; border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center; font-size: 1rem; color: var(--blue); }
.wc-proj-text { flex: 1; min-width: 0; }
.wc-proj-text b { display: block; font-size: .86rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wc-proj-text small { display: block; font-size: .72rem; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.wc-go { color: var(--faint); }
.wc-empty { font-size: .8rem; color: var(--muted); padding: 6px 2px; }
.wc-plants { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; }
.wc-plant {
  display: flex; flex-direction: column; gap: 8px; padding: 14px; border-radius: 12px;
  border: 1px solid var(--border); background: #fff; transition: border-color .15s, box-shadow .15s;
}
.wc-plant:hover { border-color: #c7d7fb; box-shadow: 0 6px 18px rgba(15, 23, 42, .07); }
.wc-plant-top { display: flex; align-items: center; gap: 10px; }
.wc-plant-top b { display: block; font-size: .92rem; margin-bottom: 3px; }
.wc-plant-ico { width: 44px; height: 44px; flex: none; border-radius: 10px; background: var(--panel);
  display: flex; align-items: center; justify-content: center; font-size: 1.5rem; }
.wc-plant p { flex: 1; font-size: .8rem; color: #475569; line-height: 1.5; }
.wc-plant-act { display: flex; gap: 6px; }
.wc-plant-act .btn { padding: 6px 12px; font-size: .8rem; }
.wc-foot { display: flex; align-items: center; gap: 12px; padding: 12px 22px; border-top: 1px solid var(--border); font-size: .78rem; color: var(--muted); }
.wc-author b { color: var(--text); }
.wc-author a { color: var(--blue); text-decoration: none; }
@media (max-width: 860px) { .wc-cols { grid-template-columns: 1fr; overflow-y: auto; } .wc-left { border-right: none; } }

/* ================= Auditoria do projeto ================= */
.au-findings { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.au-find { display: flex; align-items: center; gap: 9px; padding: 8px 12px; border-radius: 8px; font-size: .84rem; }
.au-find.ok { background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }
.au-find.warn { background: #fffbeb; color: #92400e; border: 1px solid #fde68a; }
.au-find.bad { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.au-dot { width: 9px; height: 9px; border-radius: 50%; background: currentColor; flex: none; }
.au-table th { width: 240px; text-transform: none; letter-spacing: 0; font-size: .78rem; }
.au-table td small { color: var(--muted); }
.au-ok { color: #15803d; }
.au-warn { color: #92400e; }
.au-bad { color: #b91c1c; font-weight: 600; }