:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface2: #21262d;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --amber: #f0a500;
  --amber-glow: rgba(240, 165, 0, 0.15);
  --green: #3fb950;
  --red: #f85149;
  --blue: #58a6ff;
  --purple: #bc8cff;
  --basement: #7b68ee;
  --gf: #3fb950;
  --f1: #58a6ff;
  --f2: #f0a500;
  --f3: #f85149;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Baloo 2", "Noto Sans Devanagari", sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 72px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 0;
  gap: 6px;
  z-index: 100;
  transition: width 0.3s ease;
}

.sidebar:hover { width: 210px; }

.sidebar .logo {
  font-size: 28px;
  margin-bottom: 16px;
  line-height: 1;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 12px;
}

.logo-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--amber);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.2s;
}

.sidebar:hover .logo-text { opacity: 1; }

.nav-item {
  width: calc(100% - 16px);
  height: 48px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  background: transparent;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 14px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  transition: all 0.2s;
  white-space: nowrap;
  overflow: hidden;
}

.nav-item:hover { background: var(--surface2); color: var(--text); }
.nav-item.active { background: var(--amber-glow); color: var(--amber); }

.nav-icon { font-size: 20px; min-width: 20px; text-align: center; }
.nav-label { opacity: 0; transition: opacity 0.2s; font-size: 13px; }
.sidebar:hover .nav-label { opacity: 1; }

.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  z-index: 100;
  padding: 8px 0;
  justify-content: space-around;
  overflow-x: auto;
}

.bn-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  font-size: 10px;
  color: var(--muted);
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  padding: 6px 10px;
}

.bn-item.active { color: var(--amber); }

.main { margin-left: 72px; padding: 24px; min-height: 100vh; }

.page { display: none; }
.page.active { display: block; }

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.page-title { font-size: 24px; font-weight: 800; }
.page-title span { color: var(--amber); }
.header-actions { display: flex; gap: 10px; }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}

.stat-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.6px;
}

.stat-value { font-size: 26px; font-weight: 800; margin: 6px 0 4px; }
.stat-card.amber .stat-value { color: var(--amber); }
.stat-card.green .stat-value { color: var(--green); }
.stat-card.blue .stat-value { color: var(--blue); }
.stat-card.red .stat-value { color: var(--red); }
.stat-card.purple .stat-value { color: var(--purple); }
.stat-sub { font-size: 12px; color: var(--muted); }

.floor-tabs { display: flex; gap: 8px; margin-bottom: 20px; flex-wrap: wrap; }

.floor-tab {
  padding: 8px 18px;
  border-radius: 20px;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
}

.floor-tab:hover { border-color: var(--amber); color: var(--amber); }
.floor-tab.active { color: #000; font-weight: 700; border-color: transparent; }
.floor-tab[data-floor="B"].active { background: var(--basement); }
.floor-tab[data-floor="G"].active { background: var(--gf); }
.floor-tab[data-floor="1"].active { background: var(--f1); }
.floor-tab[data-floor="2"].active { background: var(--f2); }
.floor-tab[data-floor="3"].active { background: var(--f3); }

.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}

.table-toolbar {
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  gap: 12px;
  flex-wrap: wrap;
}

.search-box {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
  width: 220px;
  outline: none;
}

.btn {
  padding: 8px 16px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-amber { background: var(--amber); color: #000; }
.btn-ghost { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-sm { padding: 5px 11px; font-size: 12px; }
.btn-red { background: rgba(248, 81, 73, 0.15); color: var(--red); border: 1px solid rgba(248, 81, 73, 0.3); }

table { width: 100%; border-collapse: collapse; font-size: 13px; }

thead th {
  padding: 11px 14px;
  text-align: left;
  background: var(--surface2);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

tbody tr { border-bottom: 1px solid rgba(48, 54, 61, 0.6); }
tbody tr:last-child { border-bottom: none; }
td { padding: 11px 14px; vertical-align: middle; }

.td-cat { font-weight: 700; font-size: 12px; }
.td-item { font-weight: 600; }
.td-spec { color: var(--muted); font-size: 11px; }

.editable {
  background: transparent;
  border: none;
  color: var(--blue);
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  width: 90px;
  text-align: right;
  padding: 4px 6px;
  border-radius: 6px;
  outline: none;
}

.editable.rate { color: var(--green); }
.total-cell { color: var(--amber); font-weight: 700; text-align: right; }
.bal-cell { font-weight: 700; }
.bal-pos { color: var(--red); }
.bal-zero { color: var(--green); }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}

.badge-pending { background: rgba(240, 165, 0, 0.15); color: var(--amber); }
.badge-progress { background: rgba(88, 166, 255, 0.15); color: var(--blue); }
.badge-done { background: rgba(63, 185, 80, 0.15); color: var(--green); }
.badge-hold { background: rgba(248, 81, 73, 0.15); color: var(--red); }

.prog-bar-wrap { background: var(--surface2); border-radius: 4px; height: 6px; width: 80px; overflow: hidden; }
.prog-bar { height: 100%; border-radius: 4px; background: var(--amber); }

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
}

.overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 28px;
  width: 520px;
  max-width: 95vw;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-title { font-size: 18px; font-weight: 800; margin-bottom: 20px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }

label { font-size: 12px; font-weight: 600; color: var(--muted); }
input, select, textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  color: var(--text);
  font-family: inherit;
  font-size: 13px;
  width: 100%;
  outline: none;
}

.modal-actions { display: flex; gap: 10px; margin-top: 20px; justify-content: flex-end; }

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface);
  border: 1px solid var(--green);
  color: var(--green);
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  z-index: 999;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.3s;
}

.toast.show { transform: none; opacity: 1; }

.pay-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }

.pay-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}

.pay-card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 10px; }
.pay-vendor { font-size: 15px; font-weight: 700; }
.pay-date { font-size: 11px; color: var(--muted); }
.pay-amount { font-size: 20px; font-weight: 800; color: var(--green); }
.pay-meta { font-size: 12px; color: var(--muted); margin-top: 6px; }
.pay-mode { display: inline-block; padding: 2px 8px; border-radius: 4px; font-size: 11px; font-weight: 600; background: rgba(88, 166, 255, 0.15); color: var(--blue); margin-top: 4px; }

.stock-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }

.stock-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px;
}

.stock-name { font-size: 13px; font-weight: 700; margin-bottom: 8px; }
.stock-qty { font-size: 22px; font-weight: 800; color: var(--blue); }
.stock-unit { font-size: 11px; color: var(--muted); }
.stock-bar-wrap { background: var(--surface2); border-radius: 4px; height: 5px; margin: 8px 0; overflow: hidden; }
.stock-bar { height: 100%; border-radius: 4px; }
.stock-bar.ok { background: var(--green); }
.stock-bar.low { background: var(--amber); }
.stock-bar.critical { background: var(--red); }
.stock-actions { display: flex; gap: 6px; margin-top: 8px; }
.stock-btn { flex: 1; padding: 5px; border-radius: 6px; border: 1px solid var(--border); background: var(--surface2); color: var(--text); font-family: inherit; font-size: 13px; cursor: pointer; text-align: center; font-weight: 600; }

.floor-summary { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; margin-bottom: 24px; }
.floor-card { border-radius: 12px; padding: 16px; border: 1px solid transparent; }
.floor-card[data-f="B"] { background: rgba(123, 104, 238, 0.12); border-color: rgba(123, 104, 238, 0.3); }
.floor-card[data-f="G"] { background: rgba(63, 185, 80, 0.12); border-color: rgba(63, 185, 80, 0.3); }
.floor-card[data-f="1"] { background: rgba(88, 166, 255, 0.12); border-color: rgba(88, 166, 255, 0.3); }
.floor-card[data-f="2"] { background: rgba(240, 165, 0, 0.12); border-color: rgba(240, 165, 0, 0.3); }
.floor-card[data-f="3"] { background: rgba(248, 81, 73, 0.12); border-color: rgba(248, 81, 73, 0.3); }
.fc-name { font-size: 12px; font-weight: 700; color: var(--muted); margin-bottom: 6px; }
.fc-total { font-size: 20px; font-weight: 800; }
.fc-paid { font-size: 12px; color: var(--green); }
.fc-bal { font-size: 12px; color: var(--red); }

.empty { text-align: center; padding: 60px 20px; color: var(--muted); }
.empty-icon { font-size: 48px; margin-bottom: 12px; }

.delete-row { opacity: 0.6; cursor: pointer; font-size: 16px; }

.app-footer {
  margin-left: 72px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
  padding: 10px 24px;
}

.reports-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-bottom: 20px;
}

.login-wrap {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.login-card {
  width: 420px;
  max-width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
}

.login-card h1 { font-size: 24px; margin-bottom: 6px; }
.login-card p { color: var(--muted); font-size: 13px; margin-bottom: 16px; }
.login-card .error { color: var(--red); margin-bottom: 10px; font-size: 13px; }

@media (max-width: 600px) {
  .main { margin-left: 0; padding: 16px; padding-bottom: 80px; }
  .sidebar { display: none; }
  .bottom-nav { display: flex; }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .app-footer { margin-left: 0; }
}