:root {
  --bg: #0f1419;
  --bg2: #161c24;
  --card: #1a212b;
  --card2: #202935;
  --line: #2a3441;
  --ink: #e6edf3;
  --muted: #8b949e;
  --ok: #3fb950;
  --ok-bg: #0d2818;
  --warn: #d29922;
  --warn-bg: #2d2410;
  --danger: #f85149;
  --danger-bg: #2c1417;
  --info: #58a6ff;
  --info-bg: #0d2236;
  --accent: #7c9cff;
  --accent2: #b392f0;
  --grad: linear-gradient(135deg, #7c9cff 0%, #b392f0 50%, #f0a3c0 100%);
  --shadow: 0 8px 32px rgba(0,0,0,.4);
  --radius: 14px;
  --gap: 12px;
  --font: "Vazirmatn", "IRANSans", system-ui, sans-serif;
}
[data-theme="light"] {
  --bg: #f5f3ee;
  --bg2: #fffdf7;
  --card: #fffdf7;
  --card2: #f3efe5;
  --line: #e0d8c8;
  --ink: #1f2a24;
  --muted: #66736c;
  --ok: #1f7a4c;
  --ok-bg: #e7f5ee;
  --warn: #b86b1c;
  --warn-bg: #fff1e2;
  --danger: #b42318;
  --danger-bg: #f8e7e5;
  --info: #0f5c4c;
  --info-bg: #e0f0ee;
  --accent: #0f5c4c;
  --accent2: #c45c26;
  --shadow: 0 4px 16px rgba(0,0,0,.08);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.6;
  min-height: 100%;
  overflow-x: hidden;
}
.app { display: flex; flex-direction: column; min-height: 100vh; min-height: 100%; }
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 18px; gap: 12px; flex-wrap: wrap;
  background: linear-gradient(180deg, var(--bg2), transparent);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 10; backdrop-filter: blur(12px);
}
.brand { display: flex; gap: 12px; align-items: center; }
.logo {
  width: 42px; height: 42px; border-radius: 12px;
  background: var(--grad); display: grid; place-items: center;
  font-size: 22px; color: white; box-shadow: var(--shadow);
}
.topbar h1 { font-size: 1.15rem; font-weight: 700; }
.meta { color: var(--muted); font-size: .8rem; }
.topbar-actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.search-wrap { position: relative; }
.search {
  width: 220px; padding: 8px 32px 8px 12px;
  background: var(--card); border: 1px solid var(--line);
  border-radius: 10px; color: var(--ink); font: inherit;
}
.search-wrap kbd {
  position: absolute; left: 8px; top: 50%; transform: translateY(-50%);
  background: var(--card2); border: 1px solid var(--line);
  border-radius: 4px; padding: 1px 6px; font-size: .7rem; color: var(--muted);
}
.btn {
  border: 1px solid var(--line); background: var(--card);
  color: var(--ink); border-radius: 10px; padding: 8px 14px;
  cursor: pointer; font: inherit; display: inline-flex; align-items: center; gap: 6px;
  transition: all .15s;
}
.btn:hover { background: var(--card2); border-color: var(--accent); }
.btn.primary { background: var(--grad); color: white; border: none; }
.btn.primary:hover { opacity: .9; transform: translateY(-1px); }
.btn.ghost { background: transparent; }
.btn.small { padding: 4px 8px; font-size: .8rem; }
.btn.danger { background: var(--danger-bg); color: var(--danger); border-color: var(--danger); }
.btn.ok { background: var(--ok-bg); color: var(--ok); border-color: var(--ok); }
.btn.warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn); }
.btn:disabled { opacity: .5; cursor: wait; }

.tabs { display: flex; gap: 6px; padding: 10px 18px; flex-wrap: wrap; border-bottom: 1px solid var(--line); }
.tab {
  padding: 8px 16px; border-radius: 999px; cursor: pointer;
  background: var(--card); border: 1px solid var(--line);
  font: inherit; color: var(--ink); transition: all .15s;
  display: inline-flex; align-items: center; gap: 6px;
}
.tab:hover { border-color: var(--accent); }
.tab.active { background: var(--grad); color: white; border: none; }
.tab .count {
  background: rgba(255,255,255,.2); border-radius: 999px;
  padding: 1px 8px; font-size: .75rem;
}
.tab:not(.active) .count { background: var(--card2); }

.kpis {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--gap); padding: 14px 18px;
}
.kpi {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 14px; position: relative;
  overflow: hidden; transition: transform .2s;
}
.kpi:hover { transform: translateY(-2px); border-color: var(--accent); }
.kpi::before {
  content: ""; position: absolute; top: 0; right: 0; left: 0; height: 3px;
  background: var(--grad);
}
.kpi .n { font-size: 1.8rem; font-weight: 800; }
.kpi .l { color: var(--muted); font-size: .82rem; margin-top: 2px; }
.kpi .sub { color: var(--muted); font-size: .72rem; margin-top: 4px; }
.kpi.danger::before { background: var(--danger); }
.kpi.warn::before { background: var(--warn); }
.kpi.ok::before { background: var(--ok); }

.viewbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 18px; gap: 12px; flex-wrap: wrap; border-bottom: 1px solid var(--line);
}
.view-switch { display: flex; gap: 4px; }
.view-btn {
  padding: 6px 12px; border-radius: 8px; cursor: pointer;
  background: transparent; border: 1px solid transparent;
  color: var(--muted); font: inherit;
}
.view-btn:hover { color: var(--ink); background: var(--card); }
.view-btn.active { color: var(--ink); background: var(--card); border-color: var(--line); }
.filters { display: flex; gap: 6px; flex-wrap: wrap; }
.filter-chip {
  padding: 4px 10px; border-radius: 999px; background: var(--card);
  border: 1px solid var(--line); font-size: .8rem; cursor: pointer;
  color: var(--muted);
}
.filter-chip.active { background: var(--accent); color: white; border-color: var(--accent); }

.content { flex: 1; padding: 14px 18px; overflow: auto; }

/* Board view */
.board { display: flex; gap: 12px; overflow-x: auto; padding-bottom: 12px; }
.board-col {
  flex: 1; min-width: 260px; background: var(--bg2);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 10px; display: flex; flex-direction: column; gap: 8px;
}
.board-col-header {
  display: flex; justify-content: space-between; align-items: center;
  font-weight: 700; padding: 4px 6px 8px; border-bottom: 1px dashed var(--line);
}
.board-col-header .dot {
  width: 8px; height: 8px; border-radius: 50%; display: inline-block; margin-left: 6px;
}
.board-col-count { background: var(--card); border-radius: 999px; padding: 1px 8px; font-size: .75rem; color: var(--muted); }
.board-cards { display: flex; flex-direction: column; gap: 8px; min-height: 40px; }

/* Card */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 12px; cursor: pointer;
  transition: all .15s; position: relative;
}
.card:hover { border-color: var(--accent); transform: translateY(-1px); box-shadow: var(--shadow); }
.card.selected { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent); }
.card-title { font-weight: 700; margin-bottom: 6px; padding-left: 24px; }
.card-status-dot {
  position: absolute; top: 12px; left: 12px;
  width: 10px; height: 10px; border-radius: 50%;
}
.card-meta { color: var(--muted); font-size: .78rem; line-height: 1.7; }
.card-meta span { display: inline-block; margin-left: 4px; }
.card-actions { display: flex; gap: 4px; margin-top: 8px; flex-wrap: wrap; }
.card-actions button {
  padding: 3px 8px; font-size: .72rem; border-radius: 6px;
  border: 1px solid var(--line); background: var(--card2);
  color: var(--muted); cursor: pointer; font: inherit;
}
.card-actions button:hover { color: var(--ink); border-color: var(--accent); }
.card-actions button.active { background: var(--accent); color: white; border-color: var(--accent); }
.card-progress {
  height: 4px; background: var(--card2); border-radius: 999px; margin-top: 8px; overflow: hidden;
}
.card-progress-bar { height: 100%; background: var(--grad); transition: width .3s; }
.card-badges { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 6px; }
.badge {
  font-size: .68rem; padding: 2px 6px; border-radius: 4px;
  background: var(--card2); color: var(--muted);
}
.badge.overdue { background: var(--danger-bg); color: var(--danger); }
.badge.soon { background: var(--warn-bg); color: var(--warn); }
.badge.ok { background: var(--ok-bg); color: var(--ok); }

/* List view */
.list { display: flex; flex-direction: column; gap: 6px; }
.list-row {
  display: grid; grid-template-columns: auto 1fr auto auto auto;
  gap: 10px; align-items: center; padding: 10px 12px;
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  cursor: pointer; transition: all .15s;
}
.list-row:hover { border-color: var(--accent); }

/* Table view */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); }
table.tbl { width: 100%; border-collapse: collapse; font-size: .82rem; }
table.tbl th, table.tbl td { padding: 8px 10px; text-align: right; border-bottom: 1px solid var(--line); }
table.tbl th { background: var(--bg2); font-weight: 700; position: sticky; top: 0; }
table.tbl tr:hover td { background: var(--card2); }

/* Calendar */
.calendar { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-day {
  min-height: 80px; background: var(--card); border: 1px solid var(--line);
  border-radius: 8px; padding: 6px; font-size: .75rem; position: relative;
}
.cal-day.head { background: var(--bg2); font-weight: 700; text-align: center; min-height: auto; padding: 8px; }
.cal-day.empty { background: transparent; border: none; }
.cal-day.today { border-color: var(--accent); }
.cal-day .num { color: var(--muted); font-size: .72rem; }
.cal-event {
  background: var(--info-bg); color: var(--info); border-radius: 4px;
  padding: 2px 4px; margin-top: 2px; font-size: .68rem; cursor: pointer;
}
.cal-event.overdue { background: var(--danger-bg); color: var(--danger); }
.cal-event.soon { background: var(--warn-bg); color: var(--warn); }
.cal-event.done { background: var(--ok-bg); color: var(--ok); text-decoration: line-through; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; }
.stat-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.stat-card h3 { font-size: .9rem; color: var(--muted); margin-bottom: 10px; }
.bar-chart { display: flex; flex-direction: column; gap: 6px; }
.bar-row { display: grid; grid-template-columns: 100px 1fr 40px; gap: 8px; align-items: center; font-size: .8rem; }
.bar-track { height: 8px; background: var(--card2); border-radius: 999px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--grad); }
.donut { display: flex; align-items: center; gap: 14px; }
.donut svg { width: 100px; height: 100px; }
.donut-legend { display: flex; flex-direction: column; gap: 4px; font-size: .8rem; }

/* Sidepanel */
.sidepanel {
  position: fixed; top: 0; left: 0; bottom: 0; width: 320px;
  background: var(--bg2); border-left: 1px solid var(--line);
  transform: translateX(-100%); transition: transform .25s; z-index: 20;
  display: flex; flex-direction: column;
}
.sidepanel.open { transform: translateX(0); }
.sidepanel-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px; border-bottom: 1px solid var(--line);
}
.activity { flex: 1; overflow: auto; padding: 10px 14px; }
.activity-item {
  padding: 8px 10px; border-radius: 8px; margin-bottom: 4px;
  background: var(--card); font-size: .82rem; border-right: 3px solid var(--accent);
}
.activity-item .when { color: var(--muted); font-size: .72rem; }

/* Modal — never let display:grid override the HTML [hidden] attribute */
.modal {
  position: fixed; inset: 0; background: rgba(0,0,0,.55);
  display: grid; place-items: center; z-index: 30;
}
.modal[hidden] {
  display: none !important;
}
.modal-card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: 16px; padding: 18px; width: min(560px, 92vw);
  max-height: 88vh; overflow: auto; box-shadow: var(--shadow);
  min-width: min(280px, 92vw);
}
.modal-card h2 { margin-bottom: 12px; }
.form-row { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; }
.form-row label { font-size: .82rem; color: var(--muted); }
.form-row input, .form-row select, .form-row textarea {
  padding: 8px 10px; background: var(--bg2); border: 1px solid var(--line);
  border-radius: 8px; color: var(--ink); font: inherit;
}
.form-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 12px; }

/* Toast & FAB */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--card); border: 1px solid var(--line);
  padding: 10px 18px; border-radius: 999px; box-shadow: var(--shadow);
  display: none; z-index: 40; font-size: .88rem;
}
.toast.show { display: block; animation: pop .25s; }
.toast.error { border-color: var(--danger); color: var(--danger); }
.toast.ok { border-color: var(--ok); color: var(--ok); }
@keyframes pop { from { transform: translateX(-50%) scale(.9); opacity: 0; } to { transform: translateX(-50%) scale(1); opacity: 1; } }
.fab {
  position: fixed; bottom: 20px; left: 20px; width: 44px; height: 44px;
  border-radius: 50%; background: var(--grad); color: white;
  display: grid; place-items: center; cursor: pointer; box-shadow: var(--shadow);
  z-index: 15; font-weight: 700;
}

.empty { color: var(--muted); padding: 40px; text-align: center; }
.skel { background: var(--card2); border-radius: 8px; height: 60px; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .5; } }
.chip {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: .72rem; border: 1px solid var(--line); background: var(--card2);
}
.chip.ok { background: var(--ok-bg); color: var(--ok); border-color: var(--ok); }
.chip.warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn); }
.chip.danger { background: var(--danger-bg); color: var(--danger); border-color: var(--danger); }
.chip.info { background: var(--info-bg); color: var(--info); border-color: var(--info); }

.shortcut-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; font-size: .82rem; }
.shortcut-list kbd {
  background: var(--card2); border: 1px solid var(--line); border-radius: 4px;
  padding: 2px 6px; font-size: .75rem;
}

.boot-screen {
  position: fixed; inset: 0; background: var(--bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 16px; z-index: 100; transition: opacity .3s;
}
.boot-screen.hide { opacity: 0; pointer-events: none; }
.boot-logo {
  width: 64px; height: 64px; border-radius: 16px;
  background: var(--grad); display: grid; place-items: center;
  font-size: 32px; color: white; animation: pulse-scale 1.5s infinite;
}
.boot-text { color: var(--muted); font-size: .95rem; }
.boot-spinner {
  width: 32px; height: 32px; border: 3px solid var(--line);
  border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse-scale { 0%,100% { transform: scale(1); } 50% { transform: scale(1.1); } }