:root{
  /* Theme tokens (no build, no external resources). Default: "standard" (original look). */
  --bg: #0b0f17;
  --panel: rgba(255,255,255,0.06);
  --panel2: rgba(255,255,255,0.08);
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.65);
  --line: rgba(255,255,255,0.14);
  --focus: rgba(116,167,255,0.5);
  --danger: #ff5c5c;
  --radius: 14px;
  --shadow: 0 10px 40px rgba(0,0,0,0.45);
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";

  /* Decorative gradients */
  --bg-grad-1: rgba(79,70,229,0.18);
  --bg-grad-2: rgba(16,185,129,0.12);
  --bg-grad-3: rgba(245,158,11,0.10);
  --logo-grad-1: rgba(99,102,241,0.35);
  --logo-grad-2: rgba(16,185,129,0.25);
}

/* Standard theme respects OS light preference (original behaviour) */
@media (prefers-color-scheme: light){
  :root:not([data-theme]),
  :root[data-theme="standard"]{
    --bg: #f5f7fb;
    --panel: rgba(17,24,39,0.04);
    --panel2: rgba(17,24,39,0.06);
    --text: rgba(17,24,39,0.92);
    --muted: rgba(17,24,39,0.65);
    --line: rgba(17,24,39,0.14);
    --focus: rgba(59,130,246,0.35);
    --shadow: 0 10px 30px rgba(17,24,39,0.12);
    --bg-grad-1: rgba(87,13,248,0.10);
    --bg-grad-2: rgba(16,185,129,0.10);
    --bg-grad-3: rgba(245,158,11,0.08);
    --logo-grad-1: rgba(87,13,248,0.25);
    --logo-grad-2: rgba(16,185,129,0.18);
  }
}

/* daisyUI-like themes */
:root[data-theme="light"]{
  --bg: #fbfbfd;
  --panel: rgba(17,24,39,0.03);
  --panel2: rgba(17,24,39,0.055);
  --text: rgba(17,24,39,0.92);
  --muted: rgba(17,24,39,0.62);
  --line: rgba(17,24,39,0.12);
  --focus: rgba(87,13,248,0.30);
  --danger: #ff5861;
  --shadow: 0 12px 32px rgba(17,24,39,0.10);
  --bg-grad-1: rgba(87,13,248,0.10);
  --bg-grad-2: rgba(59,130,246,0.08);
  --bg-grad-3: rgba(16,185,129,0.06);
  --logo-grad-1: rgba(87,13,248,0.30);
  --logo-grad-2: rgba(59,130,246,0.18);
}

:root[data-theme="sunset"]{
  --bg: #140a0c;
  --panel: rgba(255,255,255,0.06);
  --panel2: rgba(255,255,255,0.09);
  --text: rgba(255,248,240,0.92);
  --muted: rgba(255,248,240,0.62);
  --line: rgba(255,248,240,0.14);
  --focus: rgba(255,133,86,0.35);
  --danger: #ff5861;
  --shadow: 0 14px 46px rgba(0,0,0,0.55);
  --bg-grad-1: rgba(251,146,60,0.16);
  --bg-grad-2: rgba(244,63,94,0.12);
  --bg-grad-3: rgba(250,204,21,0.10);
  --logo-grad-1: rgba(251,146,60,0.34);
  --logo-grad-2: rgba(244,63,94,0.22);
}

:root[data-theme="emerald"]{
  --bg: #ecfdf5;
  --panel: rgba(4,20,16,0.03);
  --panel2: rgba(4,20,16,0.055);
  --text: rgba(4,20,16,0.92);
  --muted: rgba(4,20,16,0.62);
  --line: rgba(4,20,16,0.14);
  --focus: rgba(16,185,129,0.30);
  --danger: #ef4444;
  --shadow: 0 12px 32px rgba(4,20,16,0.10);
  --bg-grad-1: rgba(16,185,129,0.14);
  --bg-grad-2: rgba(34,197,94,0.10);
  --bg-grad-3: rgba(87,13,248,0.05);
  --logo-grad-1: rgba(16,185,129,0.34);
  --logo-grad-2: rgba(34,197,94,0.20);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family:var(--font);
  color:var(--text);
  background:
    radial-gradient(900px 450px at 15% 10%, var(--bg-grad-1), transparent 60%),
    radial-gradient(900px 450px at 85% 10%, var(--bg-grad-2), transparent 55%),
    radial-gradient(900px 450px at 50% 95%, var(--bg-grad-3), transparent 60%),
    var(--bg);
}

a{ color:inherit; }

.app-shell{ min-height:100%; display:flex; flex-direction:column; }

.topbar{
  position:sticky;
  top:0;
  z-index:10;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:14px;
  padding:14px 16px;
  border-bottom:1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: blur(10px);
}

.brand{ display:flex; align-items:center; gap:12px; }
.logo{
  width:40px; height:40px;
  display:grid; place-items:center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--logo-grad-1), var(--logo-grad-2));
  border:1px solid var(--line);
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
}
.logo svg{ fill: currentColor; opacity:0.9; }
.title{ font-weight: 700; letter-spacing: 0.2px; }
.subtitle{ font-size: 12px; color: var(--muted); margin-top:2px; }

.toolbar{ display:flex; gap:10px; align-items:center; flex-wrap:wrap; justify-content:flex-end; }

.theme-switch{
  display:flex;
  align-items:center;
  gap:8px;
  padding:3px 10px;
  border:1px solid var(--line);
  border-radius: 999px;
  background: var(--panel);
}
.theme-label{ font-size: 12px; color: var(--muted); }
.select{
  border:1px solid color-mix(in srgb, var(--line) 85%, transparent);
  background: color-mix(in srgb, var(--bg) 75%, transparent);
  color: var(--text);
  padding:7px 10px;
  border-radius: 999px;
  font-size: 13px;
  cursor:pointer;
}
.select:focus{ outline:none; box-shadow: 0 0 0 4px var(--focus); }

.seg{ display:flex; border:1px solid var(--line); border-radius: 999px; padding:3px; background: var(--panel); }
.seg-btn{
  border:0;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  padding:7px 10px;
  border-radius: 999px;
  cursor:pointer;
}
.seg-btn.active{
  background: color-mix(in srgb, var(--panel2) 75%, transparent);
  color: var(--text);
}

.btn{
  border:1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  padding:9px 12px;
  border-radius: 12px;
  cursor:pointer;
  font-size: 13px;
  transition: transform .04s ease, background .12s ease;
}
.btn:hover{ background: var(--panel2); }
.btn:active{ transform: translateY(1px); }
.btn:focus{ outline: none; box-shadow: 0 0 0 4px var(--focus); }

.btn.ghost{ background: transparent; }
.btn.danger{ border-color: color-mix(in srgb, var(--danger) 40%, var(--line)); color: var(--danger); }
.btn.danger:hover{ background: color-mix(in srgb, var(--danger) 18%, transparent); }

.menu{ position:relative; }
.menu-pop{
  position:absolute;
  right:0;
  top: calc(100% + 8px);
  min-width: 190px;
  padding:6px;
  border-radius: 14px;
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}
.menu-item{
  width:100%;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
  padding:10px 10px;
  border-radius: 12px;
  border:0;
  cursor:pointer;
  background: transparent;
  color: var(--text);
  font-size: 13px;
}
.menu-item:hover{ background: var(--panel2); }
.menu-item.danger{ color: var(--danger); }
.menu-item.file-item{ justify-content:flex-start; }

.layout{
  display:grid;
  grid-template-columns: 430px 1fr;
  gap: 14px;
  padding: 14px;
  flex:1;
  min-height: 0;
}

.sidebar{
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow:hidden;
  display:flex;
  flex-direction:column;
  min-height: 0;
}

.sidebar-head{
  padding: 12px;
  border-bottom: 1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:10px;
}

.search input{
  width:100%;
  padding: 10px 12px;
  border-radius: 12px;
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 75%, transparent);
  color: var(--text);
}
.search input:focus{ outline:none; box-shadow: 0 0 0 4px var(--focus); }

.sidebar-actions{ display:flex; justify-content:flex-end; }

.tasklist{ overflow:auto; padding: 8px 10px 10px 10px; }
.table{ width:100%; border-collapse: collapse; font-size: 13px; }
.table thead th{
  text-align:left;
  padding: 8px 8px;
  color: var(--muted);
  font-weight: 600;
  border-bottom:1px solid var(--line);
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  backdrop-filter: blur(10px);
}
.table tbody td{
  padding: 10px 8px;
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
  vertical-align: top;
}
.table tbody tr:hover{ background: color-mix(in srgb, var(--panel2) 55%, transparent); }

.row-actions{ display:flex; gap:6px; justify-content:flex-end; }
.icon-btn{
  border:1px solid var(--line);
  background: transparent;
  border-radius: 10px;
  padding: 6px 8px;
  cursor:pointer;
  color: var(--muted);
}
.icon-btn:hover{ background: var(--panel2); color: var(--text); }

.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding: 4px 8px;
  border-radius: 999px;
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--panel2) 60%, transparent);
  font-size: 12px;
  color: var(--muted);
}

.sidebar-foot{ padding: 10px 12px; border-top:1px solid var(--line); }
.muted{ color: var(--muted); }

.stage{
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow:hidden;
  min-height: 0;
}
.stage-inner{ height:100%; }
.gantt-root{
  height:100%;
  min-height: 520px;
}

/* Frappe Gantt theme tweaks (still local CSS; overrides only) */
.gantt .grid-background{ fill: rgba(0,0,0,0.001); }
.gantt .grid-header{ fill: rgba(0,0,0,0.001); }
.gantt .grid-row{ fill: rgba(0,0,0,0.001); }
.gantt .grid-line{ stroke: color-mix(in srgb, var(--line) 70%, transparent); }
.gantt .grid-header .upper-text, .gantt .grid-header .lower-text{ fill: var(--muted); }
.gantt .bar-label{ fill: var(--text); }
.gantt .arrow{ stroke: color-mix(in srgb, var(--muted) 70%, transparent); }

/* Interaction safety (drag/resize/progress) */
.gantt .bar-label{ pointer-events: none; }
.gantt .bar-wrapper, .gantt .bar-wrapper *{ pointer-events: all; }
.gantt .bar-wrapper{ cursor: grab; }
.gantt .bar-wrapper:active{ cursor: grabbing; }
.gantt .handle{ cursor: ew-resize; }
.gantt .popup-wrapper{ pointer-events: none; }

/* custom classes (bar + progress + milestone) */
.gantt .bar-wrapper.bar-blue .bar,
.gantt .bar-wrapper.bar-blue .bar-progress,
.gantt .bar-wrapper.bar-blue .bar-milestone,
.gantt .bar.bar-blue,
.gantt .bar-progress.bar-blue,
.gantt .bar-milestone.bar-blue{ fill: rgba(59,130,246,0.85) !important; }

.gantt .bar-wrapper.bar-green .bar,
.gantt .bar-wrapper.bar-green .bar-progress,
.gantt .bar-wrapper.bar-green .bar-milestone,
.gantt .bar.bar-green,
.gantt .bar-progress.bar-green,
.gantt .bar-milestone.bar-green{ fill: rgba(16,185,129,0.85) !important; }

.gantt .bar-wrapper.bar-amber .bar,
.gantt .bar-wrapper.bar-amber .bar-progress,
.gantt .bar-wrapper.bar-amber .bar-milestone,
.gantt .bar.bar-amber,
.gantt .bar-progress.bar-amber,
.gantt .bar-milestone.bar-amber{ fill: rgba(245,158,11,0.85) !important; }

.gantt .bar-wrapper.bar-red .bar,
.gantt .bar-wrapper.bar-red .bar-progress,
.gantt .bar-wrapper.bar-red .bar-milestone,
.gantt .bar.bar-red,
.gantt .bar-progress.bar-red,
.gantt .bar-milestone.bar-red{ fill: rgba(239,68,68,0.85) !important; }

.gantt .bar-wrapper.bar-violet .bar,
.gantt .bar-wrapper.bar-violet .bar-progress,
.gantt .bar-wrapper.bar-violet .bar-milestone,
.gantt .bar.bar-violet,
.gantt .bar-progress.bar-violet,
.gantt .bar-milestone.bar-violet{ fill: rgba(139,92,246,0.85) !important; }

/* Modal */
.modal{ position:fixed; inset:0; display:grid; place-items:center; z-index:50; }
.modal[hidden]{ display:none !important; }
.modal-backdrop{ position:absolute; inset:0; background: rgba(0,0,0,0.55); }
.modal-card{
  position:relative;
  width:min(720px, calc(100% - 24px));
  border-radius: 18px;
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.modal-head{ display:flex; justify-content:space-between; align-items:flex-start; gap:10px; padding: 14px 14px 10px 14px; border-bottom:1px solid var(--line); }
.modal-title{ font-weight: 700; }
.modal-body{ padding: 14px; display:flex; flex-direction:column; gap: 12px; }

.field{ display:flex; flex-direction:column; gap:6px; }
.field > span{ font-size: 12px; color: var(--muted); }
.field input, .field select, .field textarea{
  padding: 10px 12px;
  border-radius: 12px;
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 75%, transparent);
  color: var(--text);
}
.field input:focus, .field select:focus, .field textarea:focus{ outline:none; box-shadow: 0 0 0 4px var(--focus); }

.grid2{ display:grid; grid-template-columns: 1fr 1fr; gap:12px; }

.deps{ display:flex; flex-wrap:wrap; gap:8px; padding: 10px 12px; border:1px dashed var(--line); border-radius: 12px; min-height: 44px; }
.deps .dep{
  display:inline-flex;
  gap:8px;
  align-items:center;
  padding: 6px 8px;
  border-radius: 12px;
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--panel2) 55%, transparent);
  cursor:pointer;
  user-select:none;
}
.deps .dep input{ margin:0; }
.help{ font-size: 12px; color: var(--muted); }

.modal-actions{ display:flex; gap:10px; align-items:center; padding-top:4px; }
.spacer{ flex:1; }

.toast{
  position:fixed;
  right: 14px;
  bottom: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  border:1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  max-width: min(520px, calc(100% - 28px));
}

/* Ensure the HTML hidden attribute always wins (UA rule can be overridden by class rules) */
[hidden]{ display:none !important; }

@media (max-width: 980px){
  .layout{ grid-template-columns: 1fr; }
  .sidebar{ order: 2; }
}

@media (max-width: 520px){
  .grid2{ grid-template-columns: 1fr; }
  .seg{ width:100%; justify-content:space-between; }
}

/* Gantt drag fix: prevent themed grid elements from intercepting pointer events */
.gantt .grid-background,
.gantt .grid-header,
.gantt .grid-row{ pointer-events: none !important; }

.gantt .bar-label{ pointer-events: none !important; }
.gantt .bar-wrapper,
.gantt .bar,
.gantt .bar-progress,
.gantt .bar-milestone,
.gantt .handle{ pointer-events: all; }