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

/* ── LOADER ── */
.loader-overlay {
  position: fixed; inset: 0; background: rgba(30,58,95,0.92);
  z-index: 9999; display: flex; align-items: center; justify-content: center;
  transition: opacity 0.3s;
}
.loader-overlay.hidden { opacity: 0; pointer-events: none; }
.loader-box { text-align: center; color: #fff; }
.loader-spinner {
  width: 48px; height: 48px; border: 4px solid rgba(255,255,255,0.3);
  border-top-color: #fff; border-radius: 50%;
  animation: spin 0.8s linear infinite; margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loader-box p { font-size: 1rem; opacity: 0.85; }

:root {
  --primary: #1e3a5f;
  --primary-light: #2a4f82;
  --success: #27ae60;
  --danger: #e74c3c;
  --warning: #e67e22;
  --bg: #f0f4f8;
  --card: #ffffff;
  --text: #2c3e50;
  --muted: #7f8c8d;
  --border: #e1e8ed;
  --sidebar-w: 230px;
  --mob-nav-h: 64px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-tap-highlight-color: transparent;
}

/* ── LAYOUT ── */
.app { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  background: var(--primary);
  color: #fff;
  position: fixed;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  z-index: 200;
}

.main-content {
  margin-left: var(--sidebar-w);
  padding: 28px;
  flex: 1;
  min-width: 0;
}

/* ── SIDEBAR ── */
.logo {
  padding: 24px 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.logo-icon { font-size: 1.8rem; margin-bottom: 6px; }
.logo h1 { font-size: 1rem; font-weight: 700; }
.logo p { font-size: 0.78rem; opacity: 0.65; margin-top: 2px; }

.nav-links { list-style: none; padding: 14px 0; flex: 1; }
.nav-links li a {
  display: block;
  padding: 12px 20px;
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  font-size: 0.88rem;
  border-left: 3px solid transparent;
  transition: all 0.15s;
}
.nav-links li a:hover,
.nav-links li a.active {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-left-color: #64b5f6;
}

.balance-widget {
  padding: 18px 20px;
  background: rgba(0,0,0,0.2);
  text-align: center;
}
.balance-widget p { font-size: 0.72rem; opacity: 0.7; margin-bottom: 4px; }
.balance-widget h2 { font-size: 1.6rem; margin-bottom: 10px; }

/* ── MOBILE BOTTOM NAV (hidden on desktop) ── */
.mobile-nav { display: none; }

/* ── TABS ── */
.tab-content { display: none; }
.tab-content.active { display: block; }
h2 { font-size: 1.35rem; color: var(--text); margin-bottom: 20px; }

.tab-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 10px;
}
.tab-header h2 { margin-bottom: 0; }

/* ── CARDS ── */
.card {
  background: var(--card);
  border-radius: 14px;
  padding: 22px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
  margin-bottom: 20px;
}
.card h3 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--muted);
  margin-bottom: 16px;
  font-weight: 600;
}

/* ── STATS ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}
.stat-card {
  background: var(--card);
  border-radius: 14px;
  padding: 18px 16px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
  text-align: center;
}
.stat-card h3 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--muted);
  margin-bottom: 8px;
}
.stat-value { font-size: 1.6rem; font-weight: 700; }
.stat-value.success { color: var(--success); }
.stat-value.danger  { color: var(--danger); }
.stat-value.warning { color: var(--warning); }

/* ── DASHBOARD GRID ── */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

/* ── ALERTS ── */
.alert {
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 10px;
  font-size: 0.88rem;
  border-left: 4px solid;
  line-height: 1.4;
}
.alert-danger  { background: #fde8e8; border-color: var(--danger);  color: #922b21; }
.alert-warning { background: #fef5e7; border-color: var(--warning); color: #935116; }
.alert-info    { background: #eaf4fb; border-color: #3498db;        color: #1a5276; }

/* ── UPCOMING ITEMS ── */
.upcoming-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
  gap: 8px;
}
.upcoming-item:last-child { border-bottom: none; }
.upcoming-item .name { font-weight: 600; margin-bottom: 2px; }
.upcoming-item .days { color: var(--muted); font-size: 0.78rem; }
.days-urgent { color: var(--danger) !important; font-weight: 600; }
.amount-bill   { color: var(--danger);  font-weight: 700; white-space: nowrap; }
.amount-income { color: var(--success); font-weight: 700; white-space: nowrap; }
.empty-msg { color: var(--muted); font-size: 0.85rem; padding: 8px 0; }

/* ── BUTTONS ── */
.btn-primary {
  background: var(--primary); color: #fff;
  border: none; padding: 11px 20px;
  border-radius: 10px; cursor: pointer;
  font-size: 0.9rem; font-weight: 500;
  transition: background 0.15s;
  touch-action: manipulation;
  min-height: 44px;
}
.btn-primary:hover { background: var(--primary-light); }
.btn-primary:active { opacity: 0.85; }

.btn-success {
  background: var(--success); color: #fff;
  border: none; padding: 11px 20px;
  border-radius: 10px; cursor: pointer;
  font-size: 0.9rem; font-weight: 500;
  min-height: 44px; touch-action: manipulation;
}

.btn-danger {
  background: var(--danger); color: #fff;
  border: none; padding: 8px 14px;
  border-radius: 8px; cursor: pointer;
  font-size: 0.82rem; min-height: 38px;
  touch-action: manipulation;
}

.btn-secondary {
  background: #ecf0f1; color: var(--text);
  border: none; padding: 8px 14px;
  border-radius: 8px; cursor: pointer;
  font-size: 0.82rem; min-height: 38px;
  touch-action: manipulation;
}

.btn-small {
  background: rgba(255,255,255,0.18);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.3);
  padding: 7px 16px; border-radius: 8px;
  cursor: pointer; font-size: 0.82rem;
  min-height: 38px; touch-action: manipulation;
}

.btn-file {
  cursor: pointer; padding: 11px 18px;
  background: var(--primary); color: #fff;
  border-radius: 10px; font-size: 0.9rem;
  font-weight: 500; display: inline-block;
  min-height: 44px; touch-action: manipulation;
}

.btn-nav {
  background: var(--card); border: 1px solid var(--border);
  padding: 10px 20px; border-radius: 10px;
  cursor: pointer; font-size: 0.88rem;
  min-height: 44px; touch-action: manipulation;
}

/* ── CALENDAR ── */
.calendar-nav {
  display: flex; align-items: center;
  justify-content: center; gap: 16px;
  margin-bottom: 14px;
}
.calendar-nav h3 {
  font-size: 1.1rem; min-width: 180px;
  text-align: center;
}
.calendar-legend {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin-bottom: 14px; font-size: 0.78rem;
}
.legend-item { display: flex; align-items: center; gap: 4px; font-weight: 500; }
.legend-item.income   { color: #1a7a42; }
.legend-item.bill     { color: #c0392b; }
.legend-item.holiday  { color: #6c3483; }
.legend-item.activity { color: #1a5276; }
.legend-item.event    { color: #7d6608; }
.legend-item.task     { color: #196f3d; }

.calendar-grid {
  background: var(--card);
  border-radius: 14px; padding: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}
.cal-header-row {
  display: grid; grid-template-columns: repeat(7, 1fr);
  margin-bottom: 6px;
}
.cal-day-name {
  text-align: center; font-size: 0.72rem;
  font-weight: 600; color: var(--muted);
  padding: 5px; text-transform: uppercase;
  letter-spacing: 0.3px;
}
.cal-cells {
  display: grid; grid-template-columns: repeat(7, 1fr);
  gap: 3px;
}
.cal-cell {
  min-height: 76px; border-radius: 8px;
  padding: 5px; border: 1px solid var(--border);
  cursor: pointer; font-size: 0.76rem;
  transition: background 0.12s; overflow: hidden;
}
.cal-cell:hover { background: var(--bg); }
.cal-cell.today { border-color: var(--primary); background: #ebf3ff; }
.cal-cell.other-month { opacity: 0.35; }
.cal-cell .day-num {
  font-weight: 700; font-size: 0.85rem; margin-bottom: 2px;
}
.cal-cell.today .day-num { color: var(--primary); }

.cal-event {
  font-size: 0.66rem; padding: 2px 4px;
  border-radius: 3px; margin-top: 2px;
  white-space: nowrap; overflow: hidden;
  text-overflow: ellipsis;
}
.cal-event.income   { background: #d4f1e2; color: #145a32; }
.cal-event.bill     { background: #fadbd8; color: #78281f; }
.cal-event.holiday  { background: #e8d5f5; color: #4a235a; }
.cal-event.activity { background: #d6eaf8; color: #1a4f72; }
.cal-event.event    { background: #fdebd0; color: #784212; }
.cal-event.task     { background: #d5f5e3; color: #196f3d; }
.cal-more { font-size: 0.62rem; color: var(--muted); margin-top: 2px; }

/* ── BILLS LIST ── */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }

.bill-item {
  background: var(--card); border-radius: 12px;
  padding: 16px; margin-bottom: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  display: flex; align-items: center;
  gap: 12px; border-left: 4px solid transparent;
}
.bill-item.urgent { border-left-color: var(--danger); }
.bill-item.soon   { border-left-color: var(--warning); }

.bill-info { flex: 1; min-width: 0; }
.bill-name { font-weight: 600; font-size: 0.92rem; margin-bottom: 3px; }
.bill-meta { font-size: 0.78rem; color: var(--muted); }
.bill-amount   { font-size: 1.1rem; font-weight: 700; color: var(--danger);  white-space: nowrap; }
.income-amount { font-size: 1.1rem; font-weight: 700; color: var(--success); white-space: nowrap; }
.bill-actions  { display: flex; gap: 6px; flex-shrink: 0; }

/* ── PREDICTOR ── */
.predictor-select-label { font-size: 0.88rem; color: var(--muted); }
.predictor-select-label select {
  margin-left: 8px; padding: 9px 12px;
  border: 1px solid var(--border); border-radius: 8px;
  font-size: 0.88rem; background: var(--card);
  min-height: 44px;
}
.predictor-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px; margin-bottom: 20px;
}
.summary-card {
  background: var(--card); border-radius: 12px;
  padding: 16px; box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.summary-card h4 { font-size: 0.78rem; color: var(--muted); margin-bottom: 6px; }
.summary-card .val { font-size: 1.35rem; font-weight: 700; }

.danger-row {
  display: flex; justify-content: space-between;
  padding: 8px 0; border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
}
.danger-row:last-child { border-bottom: none; }

/* ── TASKS ── */
.task-add-card h3 { margin-bottom: 14px; }

.task-form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}
.task-form .form-group { margin-bottom: 0; }

.task-cal-check {
  display: flex;
  align-items: flex-end;
  padding-bottom: 2px;
  flex-shrink: 0;
}
.check-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--text);
  white-space: nowrap;
}
.check-label input[type="checkbox"] {
  width: 20px; height: 20px;
  accent-color: var(--primary);
  cursor: pointer; flex-shrink: 0;
}

.task-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--muted);
  margin: 20px 0 10px;
  padding-left: 4px;
}

.task-item {
  background: var(--card);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 8px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.05);
  display: flex;
  align-items: flex-start;
  gap: 14px;
  border-left: 4px solid var(--border);
  transition: opacity 0.2s;
}
.task-item.overdue  { border-left-color: var(--danger); }
.task-item.due-today { border-left-color: var(--warning); background: #fffdf5; }
.task-item.upcoming { border-left-color: #3498db; }
.task-item.done     { opacity: 0.5; border-left-color: var(--success); }

.task-check {
  width: 24px; height: 24px;
  accent-color: var(--success);
  cursor: pointer; flex-shrink: 0;
  margin-top: 2px;
}

.task-body { flex: 1; min-width: 0; }
.task-title {
  font-weight: 600; font-size: 0.95rem;
  margin-bottom: 3px;
}
.task-item.done .task-title {
  text-decoration: line-through;
  color: var(--muted);
}
.task-meta { font-size: 0.78rem; color: var(--muted); }
.task-notes { font-size: 0.82rem; color: var(--text); margin-top: 4px; }

.task-actions { display: flex; gap: 6px; flex-shrink: 0; }

.done-toggle-btn {
  background: none; border: none;
  font-size: 0.82rem; cursor: pointer;
  color: var(--muted); padding: 4px;
  touch-action: manipulation;
}

/* ── MODAL ── */
.modal-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.5); z-index: 1000;
  align-items: center; justify-content: center;
  padding: 16px;
}
.modal-overlay.active { display: flex; }
.modal {
  background: #fff; border-radius: 18px;
  padding: 28px; width: 100%; max-width: 450px;
  max-height: 90vh; overflow-y: auto;
}
.modal h3 { font-size: 1.05rem; margin-bottom: 20px; }

.form-group { margin-bottom: 15px; }
.form-group label {
  display: block; font-size: 0.8rem;
  font-weight: 600; color: var(--muted);
  margin-bottom: 5px; text-transform: uppercase;
  letter-spacing: 0.4px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 11px 13px;
  border: 1.5px solid var(--border);
  border-radius: 10px; font-size: 0.9rem;
  outline: none; transition: border-color 0.15s;
  background: #fff; color: var(--text);
  min-height: 44px;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--primary); }
.form-group textarea { min-height: 80px; resize: vertical; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.modal-actions {
  display: flex; gap: 10px;
  justify-content: flex-end; margin-top: 22px;
  flex-wrap: wrap;
}

/* ── TRANSACTIONS ── */
.tx-table-wrap {
  background: var(--card); border-radius: 14px;
  overflow: hidden; box-shadow: 0 2px 10px rgba(0,0,0,0.06);
  overflow-x: auto;
}
.tx-table-wrap table {
  width: 100%; border-collapse: collapse;
  font-size: 0.84rem; min-width: 560px;
}
.tx-table-wrap th {
  background: var(--bg); padding: 11px 14px;
  text-align: left; font-size: 0.73rem;
  text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--muted); font-weight: 600;
  white-space: nowrap;
}
.tx-table-wrap td {
  padding: 9px 14px;
  border-top: 1px solid var(--border);
}
.tx-table-wrap tr:hover td { background: #f9fbfc; }
.cat-badge {
  font-size: 0.72rem; padding: 3px 9px;
  border-radius: 12px; background: var(--bg);
  color: var(--muted); display: inline-block;
  white-space: nowrap;
}

/* ── RESPONSIVE — TABLET ── */
@media (max-width: 900px) {
  :root { --sidebar-w: 190px; }
  .main-content { padding: 20px; }
  .two-col { grid-template-columns: 1fr; gap: 0; }
}

/* ── RESPONSIVE — MOBILE ── */
@media (max-width: 680px) {
  /* Hide desktop sidebar */
  .sidebar { display: none; }

  /* Full-width main with bottom nav space */
  .main-content {
    margin-left: 0;
    padding: 16px 14px;
    padding-bottom: calc(var(--mob-nav-h) + 16px);
  }

  h2 { font-size: 1.2rem; margin-bottom: 14px; }

  /* Show mobile bottom nav */
  .mobile-nav {
    display: flex;
    position: fixed;
    bottom: 0; left: 0; right: 0;
    height: var(--mob-nav-h);
    background: var(--primary);
    z-index: 300;
    border-top: 1px solid rgba(255,255,255,0.12);
    justify-content: space-around;
    align-items: stretch;
  }
  .mob-link {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    font-size: 0.62rem;
    gap: 2px;
    padding: 6px 2px;
    transition: color 0.15s;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
  }
  .mob-link.active { color: #fff; }
  .mob-link.active .mob-icon { transform: scale(1.15); }
  .mob-icon { font-size: 1.35rem; line-height: 1; }
  .mob-label { font-size: 0.6rem; font-weight: 500; }

  /* Stack all grids */
  .stats-grid     { grid-template-columns: 1fr 1fr; gap: 10px; }
  .dashboard-grid { grid-template-columns: 1fr; gap: 14px; }
  .two-col        { grid-template-columns: 1fr; gap: 0; }
  .predictor-summary { grid-template-columns: 1fr 1fr; gap: 10px; }

  /* Stat cards smaller */
  .stat-card { padding: 14px 10px; border-radius: 10px; }
  .stat-value { font-size: 1.3rem; }

  /* Cards */
  .card { padding: 16px; border-radius: 12px; }

  /* Calendar — compact */
  .calendar-nav h3 { font-size: 0.95rem; min-width: 140px; }
  .cal-cell { min-height: 52px; padding: 4px; font-size: 0.7rem; }
  .cal-cell .day-num { font-size: 0.78rem; }
  .cal-event { font-size: 0.6rem; padding: 1px 3px; }
  .calendar-legend { gap: 8px; font-size: 0.72rem; }

  /* Bills */
  .bill-item { flex-wrap: wrap; gap: 8px; }
  .bill-amount, .income-amount { font-size: 1rem; }

  /* Tab header */
  .tab-header { flex-direction: column; align-items: flex-start; gap: 8px; }
  .tab-header h2 { margin-bottom: 0; }

  /* Tasks form */
  .task-form { flex-direction: column; gap: 10px; }
  .task-form .form-group { width: 100%; flex: unset !important; min-width: unset !important; }
  .task-cal-check { padding-bottom: 0; }

  /* Modal */
  .modal { padding: 20px; border-radius: 16px; }
  .form-row { grid-template-columns: 1fr; }
  .modal-actions { justify-content: stretch; }
  .modal-actions button { flex: 1; }

  /* Transactions */
  .tx-table-wrap { font-size: 0.8rem; }

  /* Predictor controls */
  .tab-header .predictor-select-label { align-self: flex-start; }

  /* Summary cards */
  .summary-card { padding: 14px; }
  .summary-card .val { font-size: 1.1rem; }

  /* Balance widget — show on mobile as compact top bar */
  /* (sidebar hidden, so we show balance in-page on dashboard) */
}

/* ── Position tab ── */
.position-asat { color: var(--muted); font-size: 0.85rem; margin: -8px 0 18px; }
.facts-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 10px 24px; margin-bottom: 16px; }
.facts-grid > div { display: flex; flex-direction: column; padding: 8px 0; border-bottom: 1px solid var(--border); }
.facts-grid span { color: var(--muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; }
.facts-grid strong { font-size: 0.95rem; margin-top: 2px; }
.facts-grid em { color: var(--muted); font-weight: 400; font-size: 0.8rem; }
.scenario-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 6px 0 14px; }
.chip-label { color: var(--muted); font-size: 0.85rem; }
.chip { border: 1px solid var(--border); background: #fff; border-radius: 999px; padding: 6px 14px; font-size: 0.85rem; cursor: pointer; }
.chip-active { background: var(--primary); border-color: var(--primary); color: #fff; font-weight: 600; }
.fine-print { color: var(--muted); font-size: 0.78rem; line-height: 1.5; margin-top: 12px; }
.rate-meta { font-size: 0.85rem; color: var(--muted); margin-bottom: 10px; }
.rate-note { font-size: 0.78rem; color: var(--muted); max-width: 220px; }
.gaps-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.gaps-list li { padding: 10px 12px; background: var(--bg); border-radius: 10px; font-size: 0.9rem; line-height: 1.45; }

/* ── Login gate ── */
.login-overlay { position: fixed; inset: 0; background: var(--primary); display: flex; align-items: center; justify-content: center; z-index: 10000; padding: 20px; }
.login-overlay.hidden { display: none; }
.login-box { background: #fff; border-radius: 16px; padding: 32px 28px; width: 100%; max-width: 360px; display: flex; flex-direction: column; gap: 12px; text-align: center; box-shadow: 0 20px 60px rgba(0,0,0,0.3); }
.login-box h2 { color: var(--primary); }
.login-sub { color: var(--muted); font-size: 0.88rem; margin-bottom: 6px; }
.login-box input { padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; font-size: 0.95rem; }
.login-msg { font-size: 0.85rem; min-height: 1.2em; }
.btn-signout { margin-top: 6px; opacity: 0.75; }