/* ============================================================
   SUKHYATRI — DESIGN SYSTEM
   Fleet Operations Platform
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Noto+Sans+Devanagari:wght@400;500;600;700&display=swap');

/* ── CSS Variables ─────────────────────────────────────── */
:root {
  /* Brand */
  --saffron:        hsl(25, 90%, 52%);
  --saffron-light:  hsl(25, 90%, 62%);
  --saffron-dark:   hsl(25, 90%, 40%);
  --saffron-glow:   hsl(25, 90%, 52%, 0.25);
  --teal:           hsl(195, 65%, 38%);
  --teal-light:     hsl(195, 65%, 50%);
  --teal-dark:      hsl(195, 65%, 28%);

  /* Semantic */
  --success:        hsl(145, 60%, 40%);
  --success-bg:     hsl(145, 60%, 40%, 0.12);
  --warning:        hsl(45, 95%, 52%);
  --warning-bg:     hsl(45, 95%, 52%, 0.12);
  --danger:         hsl(0, 72%, 54%);
  --danger-bg:      hsl(0, 72%, 54%, 0.12);
  --info:           hsl(210, 80%, 55%);
  --info-bg:        hsl(210, 80%, 55%, 0.12);

  /* Typography */
  --font-en: 'Inter', system-ui, sans-serif;
  --font-hi: 'Noto Sans Devanagari', 'Inter', sans-serif;
  --font: var(--font-en);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 100px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.12), 0 2px 6px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.18), 0 4px 12px rgba(0,0,0,0.1);
  --shadow-glow: 0 0 0 3px var(--saffron-glow);

  /* Transitions */
  --transition: 0.2s ease-out;
  --transition-slow: 0.35s ease-out;

  /* Spacing scale */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
}

/* ── Light Theme ──────────────────────────────────────── */
[data-theme="light"] {
  --bg:            hsl(40, 25%, 97%);
  --bg-elevated:   hsl(0, 0%, 100%);
  --bg-sunken:     hsl(40, 20%, 93%);
  --bg-overlay:    rgba(0,0,0,0.45);
  --surface:       hsl(0, 0%, 100%);
  --surface-2:     hsl(40, 18%, 95%);
  --surface-3:     hsl(40, 12%, 90%);

  --border:        hsl(40, 15%, 86%);
  --border-strong: hsl(40, 15%, 75%);

  --text-primary:  hsl(220, 25%, 12%);
  --text-secondary:hsl(220, 15%, 38%);
  --text-tertiary: hsl(220, 12%, 58%);
  --text-on-brand: hsl(0, 0%, 100%);

  --sidebar-bg:    hsl(220, 22%, 14%);
  --sidebar-text:  hsl(220, 15%, 75%);
  --sidebar-active:hsl(0, 0%, 100%);
  --sidebar-hover: rgba(255,255,255,0.06);
  --sidebar-border:rgba(255,255,255,0.06);
}

/* ── Dark Theme ──────────────────────────────────────── */
[data-theme="dark"] {
  --bg:            hsl(220, 22%, 7%);
  --bg-elevated:   hsl(220, 20%, 10%);
  --bg-sunken:     hsl(220, 22%, 5%);
  --bg-overlay:    rgba(0,0,0,0.65);
  --surface:       hsl(220, 18%, 13%);
  --surface-2:     hsl(220, 16%, 17%);
  --surface-3:     hsl(220, 14%, 22%);

  --border:        hsl(220, 16%, 22%);
  --border-strong: hsl(220, 14%, 32%);

  --text-primary:  hsl(220, 15%, 94%);
  --text-secondary:hsl(220, 12%, 65%);
  --text-tertiary: hsl(220, 10%, 45%);
  --text-on-brand: hsl(0, 0%, 100%);

  --sidebar-bg:    hsl(220, 25%, 9%);
  --sidebar-text:  hsl(220, 12%, 60%);
  --sidebar-active:hsl(0, 0%, 100%);
  --sidebar-hover: rgba(255,255,255,0.05);
  --sidebar-border:rgba(255,255,255,0.06);
}

/* ── Reset ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { height: 100%; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-primary);
  min-height: 100%;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition), color var(--transition);
}

body.lang-hi, body.lang-both { font-family: var(--font-hi); }

/* ── Typography ──────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.25; color: var(--text-primary); }
h1 { font-size: clamp(22px, 4vw, 32px); }
h2 { font-size: clamp(18px, 3vw, 24px); }
h3 { font-size: 18px; }
h4 { font-size: 15px; }

p { color: var(--text-secondary); }
a { color: var(--saffron); text-decoration: none; }
a:hover { color: var(--saffron-light); }

/* ── Scrollbar ───────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 3px; }

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

/* ── Sidebar ─────────────────────────────────────────── */
.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; bottom: 0; left: 0;
  z-index: 100;
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1), width 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
}

/* Collapsed sidebar — hidden off-screen */
.app-shell.sidebar-collapsed .sidebar {
  transform: translateX(-100%);
}
.app-shell.sidebar-collapsed .main-content {
  margin-left: 0 !important;
}

.sidebar-logo {
  padding: var(--space-6) var(--space-5);
  border-bottom: 1px solid var(--sidebar-border);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.sidebar-logo .logo-icon {
  width: 38px; height: 38px;
  background: var(--saffron);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  box-shadow: 0 4px 12px var(--saffron-glow);
}

.sidebar-logo .logo-text {
  display: flex; flex-direction: column;
}
.sidebar-logo .logo-name {
  font-size: 16px;
  font-weight: 800;
  color: white;
  letter-spacing: -0.3px;
}
.sidebar-logo .logo-sub {
  font-size: 10px;
  color: var(--sidebar-text);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-3) 0;
}

.sidebar-section-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--sidebar-text);
  padding: var(--space-4) var(--space-5) var(--space-2);
  opacity: 0.6;
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 10px var(--space-5);
  cursor: pointer;
  border-radius: 0;
  font-size: 14px;
  font-weight: 500;
  color: var(--sidebar-text);
  transition: all var(--transition);
  position: relative;
  border: none; background: none; width: 100%; text-align: left;
}

.sidebar-nav-item:hover {
  background: var(--sidebar-hover);
  color: var(--sidebar-active);
}

.sidebar-nav-item.active {
  color: var(--sidebar-active);
  background: rgba(var(--saffron-rgb, 230, 95, 20), 0.15);
}

.sidebar-nav-item.active::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--saffron);
  border-radius: 0 2px 2px 0;
}

.sidebar-nav-item .nav-icon {
  font-size: 18px;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--sidebar-border);
}

/* ── Main Content ─────────────────────────────────────── */
.main-content {
  flex: 1;
  margin-left: 240px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: margin-left 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Top Bar ──────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  padding: 0 var(--space-6);
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  backdrop-filter: blur(8px);
}

.topbar-title { font-size: 17px; font-weight: 700; }
.topbar-right { display: flex; align-items: center; gap: var(--space-3); }

/* ── Page ─────────────────────────────────────────────── */
.page {
  flex: 1;
  padding: var(--space-6);
  max-width: 1400px;
  width: 100%;
}

.page-header {
  margin-bottom: var(--space-6);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.page-title { margin-bottom: var(--space-1); }
.page-subtitle { font-size: 14px; color: var(--text-secondary); }

/* ── Cards ───────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.card:hover { box-shadow: var(--shadow-md); }

.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: var(--space-4);
  gap: var(--space-3);
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  display: flex; align-items: center; gap: var(--space-2);
}

/* ── KPI Cards ────────────────────────────────────────── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.kpi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.kpi-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--kpi-color, var(--saffron));
}

.kpi-icon {
  font-size: 28px;
  margin-bottom: var(--space-3);
  display: block;
}

.kpi-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  line-height: 1;
  margin-bottom: var(--space-1);
}

.kpi-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kpi-trend {
  font-size: 12px;
  font-weight: 600;
  margin-top: var(--space-2);
}
.kpi-trend.up { color: var(--success); }
.kpi-trend.down { color: var(--danger); }

/* ── Buttons ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 10px var(--space-4);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-decoration: none;
  white-space: nowrap;
  font-family: inherit;
}

.btn-primary {
  background: var(--saffron);
  color: white;
  box-shadow: 0 4px 12px var(--saffron-glow);
}
.btn-primary:hover { background: var(--saffron-dark); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: var(--surface-2);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-secondary:hover { background: var(--surface-3); }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover { background: var(--surface-2); color: var(--text-primary); }

.btn-danger {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid rgba(220,50,50,0.2);
}
.btn-danger:hover { background: var(--danger); color: white; }

.btn-success {
  background: var(--success);
  color: white;
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.25);
}
.btn-success:hover { filter: brightness(1.1); }

.btn-sm { padding: 6px var(--space-3); font-size: 12px; }
.btn-lg { padding: 14px var(--space-6); font-size: 16px; }
.btn-icon { padding: 8px; width: 36px; height: 36px; border-radius: var(--radius-md); }
.btn-full { width: 100%; }

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ── Badges ──────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.badge-success { background: var(--success-bg); color: var(--success); }
.badge-warning { background: var(--warning-bg); color: hsl(35, 90%, 38%); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger); }
.badge-info    { background: var(--info-bg);    color: var(--info); }
.badge-neutral { background: var(--surface-3); color: var(--text-secondary); }
.badge-saffron { background: var(--saffron-glow); color: var(--saffron-dark); }

/* ── Inputs ──────────────────────────────────────────── */
.input-group { margin-bottom: var(--space-4); }
.input-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}
.input {
  width: 100%;
  padding: 10px var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  -webkit-appearance: none;
}
.input:focus { border-color: var(--saffron); box-shadow: var(--shadow-glow); }
.input::placeholder { color: var(--text-tertiary); }

select.input { 
  cursor: pointer; 
  -webkit-appearance: none;
  /* Add a custom dropdown arrow since we might want it visible on dark themes */
  background-image: url('data:image/svg+xml;utf8,<svg fill="%23999" height="24" viewBox="0 0 24 24" width="24" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/></svg>');
  background-repeat: no-repeat;
  background-position: right 10px center;
  padding-right: 36px;
}
select.input option {
  background: var(--surface);
  color: var(--text-primary);
}

/* ── Tables ──────────────────────────────────────────── */
.table-wrap { overflow-x: auto; border-radius: var(--radius-lg); }
table { width: 100%; border-collapse: collapse; }
thead th {
  padding: 10px var(--space-4);
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-tertiary);
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
tbody td {
  padding: var(--space-3) var(--space-4);
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--surface-2); }

/* ── Segment Grid ─────────────────────────────────────── */
.segment-grid-wrap {
  overflow: auto;
  max-height: 65vh;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  position: relative;
}

.segment-grid {
  border-collapse: collapse;
  min-width: 100%;
}

/* All column header cells — sticky top */
.segment-grid thead th.col-header {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--surface-2);
}

/* First column (row header) — sticky left */
.segment-grid th.row-header,
.segment-grid td:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--surface-2);
}

/* Corner cell — sticky both top and left */
.segment-grid thead th.corner-header {
  position: sticky;
  top: 0;
  left: 0;
  z-index: 4;
  background: var(--surface-2);
}

.segment-grid th {
  padding: 8px 10px;
  text-align: center;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  background: var(--surface-2);
  border: 1px solid var(--border);
  white-space: nowrap;
}

.segment-grid th.row-header {
  text-align: right;
  min-width: 110px;
}

.segment-grid td {
  border: 1px solid var(--border);
  padding: 0;
  min-width: 90px;
}

.segment-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 8px 6px;
  gap: 4px;
  transition: background var(--transition);
}

.segment-cell.inactive {
  background: var(--surface-2);
  opacity: 0.4;
}

.segment-cell.active {
  background: var(--surface);
  cursor: pointer;
}

.segment-cell.active:hover { background: hsl(25, 90%, 52%, 0.06); }
.segment-cell.filled { background: hsl(25, 90%, 52%, 0.08); }

.segment-cell .cell-controls {
  display: flex;
  align-items: center;
  gap: 4px;
}

.cell-btn {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 1.5px solid var(--border-strong);
  background: var(--surface-2);
  color: var(--text-primary);
  font-size: 14px;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  font-weight: 700;
  line-height: 1;
  padding: 0;
}
.cell-btn:hover { border-color: var(--saffron); color: var(--saffron); }

.cell-count {
  font-size: 16px;
  font-weight: 700;
  min-width: 24px;
  text-align: center;
  color: var(--text-primary);
}

.cell-fare {
  font-size: 10px;
  color: var(--text-tertiary);
}
.cell-amount {
  font-size: 11px;
  font-weight: 600;
  color: var(--success);
}

.segment-grid td.total-cell {
  background: var(--surface-2);
  font-weight: 700;
  font-size: 13px;
  text-align: center;
  padding: 8px;
  color: var(--text-primary);
}

/* ── Calendar ─────────────────────────────────────────── */
.calendar-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border);
}

.calendar-month { font-size: 18px; font-weight: 700; }

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.calendar-day-header {
  padding: 10px;
  text-align: center;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-tertiary);
  border-bottom: 1px solid var(--border);
}

.calendar-day {
  min-height: 90px;
  padding: var(--space-2);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background var(--transition);
  position: relative;
}
.calendar-day:nth-child(7n) { border-right: none; }
.calendar-day:hover { background: var(--surface-2); }
.calendar-day.empty { cursor: default; }
.calendar-day.empty:hover { background: none; }
.calendar-day.today { background: hsl(25, 90%, 52%, 0.06); }
.calendar-day.today .day-num { color: var(--saffron); font-weight: 800; }
.calendar-day.selected { background: hsl(25, 90%, 52%, 0.1); border-color: var(--saffron); }

.day-num {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  margin-bottom: 4px;
}

.day-badges { display: flex; flex-direction: column; gap: 2px; }
.day-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 5px;
  border-radius: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.day-badge.income { background: var(--success-bg); color: var(--success); }
.day-badge.expense { background: var(--danger-bg); color: var(--danger); }
.day-badge.net-pos { background: var(--info-bg); color: var(--info); }
.day-badge.missing { background: var(--warning-bg); color: hsl(35,90%,35%); }

/* ── Sync Indicator ───────────────────────────────────── */
.sync-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  border: 1.5px solid;
}
.sync-pill.synced { background: var(--success-bg); color: var(--success); border-color: rgba(34,197,94,0.25); }
.sync-pill.pending { background: var(--warning-bg); color: hsl(35,90%,35%); border-color: rgba(250,180,0,0.25); }
.sync-pill.offline { background: var(--danger-bg); color: var(--danger); border-color: rgba(220,50,50,0.2); }

.sync-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse-ring 1.5s infinite;
}
.sync-pill.synced .sync-dot { animation: none; }

@keyframes pulse-ring {
  0% { transform: scale(0.85); opacity: 0.7; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.85); opacity: 0.7; }
}

/* ── Chart Area ──────────────────────────────────────── */
.chart-bar-wrap { display: flex; flex-direction: column; gap: var(--space-3); }
.chart-row { display: flex; align-items: center; gap: var(--space-3); font-size: 13px; }
.chart-label { min-width: 110px; color: var(--text-secondary); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.chart-bar-track { flex: 1; height: 28px; background: var(--surface-2); border-radius: var(--radius-pill); overflow: hidden; position: relative; }
.chart-bar-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex; align-items: center;
}
.chart-bar-fill.income { background: linear-gradient(90deg, var(--success), hsl(145,60%,52%)); }
.chart-bar-fill.expense { background: linear-gradient(90deg, var(--danger), hsl(0,72%,65%)); }
.chart-bar-fill.saffron { background: linear-gradient(90deg, var(--saffron), var(--saffron-light)); }
.chart-value { min-width: 80px; text-align: right; font-weight: 700; color: var(--text-primary); font-size: 13px; }

/* Mini chart line */
.sparkline { display: flex; align-items: flex-end; gap: 3px; height: 40px; }
.spark-bar {
  flex: 1;
  border-radius: 3px 3px 0 0;
  background: var(--saffron);
  opacity: 0.75;
  transition: opacity var(--transition);
}
.spark-bar:hover { opacity: 1; }

/* ── Tabs ─────────────────────────────────────────────── */
.tabs { display: flex; border-bottom: 2px solid var(--border); margin-bottom: var(--space-5); gap: 0; }
.tab-btn {
  padding: 10px var(--space-5);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-secondary);
  border: none;
  background: none;
  cursor: pointer;
  position: relative;
  transition: color var(--transition);
  font-family: inherit;
}
.tab-btn.active { color: var(--saffron); }
.tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: var(--saffron);
}
.tab-btn:hover { color: var(--text-primary); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Modal ────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: 200;
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-4);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.15s ease-out;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.2s ease-out;
}

.modal-header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-body { padding: var(--space-6); }
.modal-footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: var(--space-3);
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ── Mobile Shell ─────────────────────────────────────── */
.mobile-shell {
  max-width: 420px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  position: relative;
}

.mobile-topbar {
  height: 56px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-4);
  position: sticky;
  top: 0;
  z-index: 50;
}

.mobile-topbar-title { font-size: 16px; font-weight: 700; }

.mobile-content { flex: 1; padding: var(--space-4); padding-bottom: 80px; }

.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 420px;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  display: flex;
  z-index: 50;
  padding: var(--space-2) 0;
  backdrop-filter: blur(10px);
}

.bottom-nav-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 4px;
  cursor: pointer;
  border: none;
  background: none;
  transition: all var(--transition);
  font-family: inherit;
}

.bottom-nav-item .nav-icon { font-size: 22px; transition: transform var(--transition); }
.bottom-nav-item .nav-label { font-size: 10px; font-weight: 600; color: var(--text-tertiary); }
.bottom-nav-item.active .nav-icon { transform: scale(1.1); }
.bottom-nav-item.active .nav-label { color: var(--saffron); }

/* ── Expense Category Chips ───────────────────────────── */
.category-chips { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.cat-chip {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition);
  font-family: inherit;
}
.cat-chip:hover { border-color: var(--saffron); }
.cat-chip.selected { border-color: var(--saffron); background: var(--saffron-glow); color: var(--saffron-dark); }

/* ── Divider ──────────────────────────────────────────── */
.divider { height: 1px; background: var(--border); margin: var(--space-4) 0; }

/* ── Info Row ─────────────────────────────────────────── */
.info-row { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.info-row:last-child { border-bottom: none; }
.info-key { color: var(--text-secondary); font-weight: 500; }
.info-val { font-weight: 700; color: var(--text-primary); }

/* ── Progress Bar ─────────────────────────────────────── */
.progress-track { height: 6px; background: var(--surface-3); border-radius: var(--radius-pill); overflow: hidden; }
.progress-fill { height: 100%; border-radius: var(--radius-pill); background: var(--saffron); transition: width 0.4s ease; }

/* ── Notification Toast ───────────────────────────────── */
.toast-container { position: fixed; bottom: 90px; left: 50%; transform: translateX(-50%); z-index: 300; display: flex; flex-direction: column; gap: var(--space-2); align-items: center; }
.toast {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 12px var(--space-5);
  box-shadow: var(--shadow-lg);
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  animation: slideUp 0.25s ease-out;
  max-width: 340px;
}
.toast.success { border-color: rgba(34,197,94,0.3); }
.toast.warning { border-color: rgba(250,180,0,0.3); }

/* ── Role Switcher (Demo) ─────────────────────────────── */
.role-switcher {
  position: fixed;
  bottom: var(--space-5);
  right: var(--space-5);
  z-index: 400;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: flex-end;
}

.role-switcher-toggle {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--saffron);
  border: none;
  color: white;
  font-size: 20px;
  cursor: pointer;
  box-shadow: 0 4px 16px var(--saffron-glow);
  transition: all var(--transition);
  display: flex; align-items: center; justify-content: center;
}
.role-switcher-toggle:hover { transform: scale(1.08); }

.role-switcher-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-lg);
  min-width: 220px;
  display: none;
}
.role-switcher-panel.open { display: block; animation: slideUp 0.2s ease-out; }
.role-switcher-panel h4 { font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-tertiary); margin-bottom: var(--space-3); }

.role-option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 8px var(--space-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1.5px solid var(--border);
  background: var(--surface-2);
  font-size: 13px;
  font-weight: 600;
  transition: all var(--transition);
  width: 100%;
  font-family: inherit;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}
.role-option:hover { border-color: var(--saffron); }
.role-option.active { border-color: var(--saffron); background: var(--saffron-glow); color: var(--saffron-dark); }
.role-option:last-child { margin-bottom: 0; }

.role-switcher-panel .divider { margin: var(--space-3) 0; }

.lang-option {
  display: flex;
  gap: var(--space-2);
}
.lang-btn {
  flex: 1;
  padding: 6px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border);
  background: var(--surface-2);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  color: var(--text-primary);
}
.lang-btn:hover { border-color: var(--saffron); }
.lang-btn.active { border-color: var(--saffron); background: var(--saffron-glow); color: var(--saffron-dark); }

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px var(--space-3);
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border);
  background: var(--surface-2);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  width: 100%;
  font-family: inherit;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}
.theme-toggle:hover { border-color: var(--teal); }

/* ── Flag/Alert Banner ────────────────────────────────── */
.flag-banner {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid;
  margin-bottom: var(--space-3);
  font-size: 13px;
}
.flag-banner.warning { background: var(--warning-bg); border-color: rgba(250,180,0,0.3); }
.flag-banner.danger  { background: var(--danger-bg);  border-color: rgba(220,50,50,0.2); }
.flag-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

/* ── Trip Card (mobile) ───────────────────────────────── */
.trip-card-mobile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-3);
  transition: all var(--transition);
  cursor: pointer;
}
.trip-card-mobile:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.trip-card-mobile .trip-route { font-size: 15px; font-weight: 700; margin-bottom: var(--space-2); }
.trip-card-mobile .trip-meta { display: flex; gap: var(--space-3); flex-wrap: wrap; font-size: 12px; color: var(--text-secondary); }

/* ── Operator Table Row ───────────────────────────────── */
.op-row { display: flex; align-items: center; gap: var(--space-4); padding: var(--space-4); border-radius: var(--radius-md); border: 1px solid var(--border); margin-bottom: var(--space-3); background: var(--surface); transition: all var(--transition); cursor: pointer; }
.op-row:hover { box-shadow: var(--shadow-md); border-color: var(--saffron-glow); }
.op-avatar { width: 44px; height: 44px; border-radius: var(--radius-md); background: var(--saffron); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 17px; color: white; flex-shrink: 0; }
.op-info { flex: 1; min-width: 0; }
.op-name { font-size: 15px; font-weight: 700; }
.op-sub { font-size: 12px; color: var(--text-secondary); }
.op-stats { display: flex; gap: var(--space-5); text-align: right; }
.op-stat-val { font-size: 15px; font-weight: 800; }
.op-stat-lbl { font-size: 10px; color: var(--text-tertiary); }

/* ── Loading skeleton ─────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--surface-2) 25%, var(--surface-3) 50%, var(--surface-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ── Utility ─────────────────────────────────────────── */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-5 { gap: var(--space-5); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.w-full { width: 100%; }
.text-sm { font-size: 13px; }
.text-xs { font-size: 11px; }
.text-muted { color: var(--text-secondary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-saffron { color: var(--saffron); }
.font-bold { font-weight: 700; }
.font-black { font-weight: 800; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.hidden { display: none !important; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Responsive ──────────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .kpi-grid { grid-template-columns: 1fr 1fr; }
  .page { padding: var(--space-4); }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .topbar { padding: 0 var(--space-4); }
}

/* ── Grand Total strip ────────────────────────────────── */
.total-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(135deg, hsl(25,90%,52%) 0%, hsl(25,90%,40%) 100%);
  border-radius: var(--radius-lg);
  color: white;
  margin-bottom: var(--space-4);
  box-shadow: 0 6px 20px var(--saffron-glow);
}
.total-strip .strip-label { font-size: 13px; font-weight: 600; opacity: 0.85; }
.total-strip .strip-value { font-size: 24px; font-weight: 800; letter-spacing: -0.5px; }

/* Login */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  background: var(--bg);
}
.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-lg);
}
.login-logo {
  text-align: center;
  margin-bottom: var(--space-8);
}
.login-logo .logo-big {
  width: 64px; height: 64px;
  background: var(--saffron);
  border-radius: var(--radius-xl);
  margin: 0 auto var(--space-4);
  display: flex; align-items: center; justify-content: center;
  font-size: 32px;
  box-shadow: 0 8px 24px var(--saffron-glow);
}

/* Notification badge on icon */
.notif-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--danger);
  position: absolute;
  top: 6px; right: 6px;
  border: 2px solid var(--bg-elevated);
}

/* Income vs Expense two-bar row */
.dual-bar-row { display: flex; flex-direction: column; gap: 4px; margin-bottom: var(--space-4); }
.dual-bar-label { font-size: 12px; font-weight: 600; color: var(--text-secondary); margin-bottom: 2px; }
.dual-bar-track { height: 10px; background: var(--surface-3); border-radius: var(--radius-pill); overflow: hidden; position: relative; }
.dual-bar-fill { height: 100%; border-radius: var(--radius-pill); }
.dual-bar-vals { display: flex; justify-content: space-between; font-size: 11px; font-weight: 700; margin-top: 2px; }


/* ── NEW STYLES FROM REWRITE ─────────────────────────── */

.bus-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.bus-tile-header {
  background: var(--saffron);
  color: white;
  padding: var(--space-3) var(--space-4);
  text-align: center;
  font-weight: 800;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.bus-tile-body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}
.bus-tile-plate {
  background: #facc15;
  color: black;
  font-weight: 800;
  text-align: center;
  padding: 4px;
  border-radius: 4px;
  border: 2px solid black;
  margin-top: auto;
  font-size: 16px;
  letter-spacing: 2px;
}
.trip-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-bottom: var(--space-3);
  box-shadow: var(--shadow-sm);
}
.trip-tile-completed {
  opacity: 0.7;
  background: var(--surface-2);
}
.net-earning-strip {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: var(--space-4) 0;
}
.net-earning-strip .net-val {
  font-size: 24px;
  font-weight: 800;
}
.validity-chip {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  font-size: 11px;
  font-weight: 700;
  border: 1px solid;
}
.validity-chip.green {
  background: var(--success-bg);
  color: var(--success);
  border-color: rgba(34,197,94,0.3);
}
.validity-chip.amber {
  background: var(--warning-bg);
  color: hsl(35, 90%, 38%);
  border-color: rgba(250,180,0,0.3);
}
.validity-chip.red {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(220,50,50,0.3);
}
.stacked-bar-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: center;
  height: 150px;
  justify-content: flex-end;
}
.stacked-bar {
  width: 40px;
  display: flex;
  flex-direction: column;
  border-radius: 4px 4px 0 0;
  overflow: hidden;
  position: relative;
}
.stacked-bar .profit {
  background: var(--success);
  width: 100%;
}
.stacked-bar .expense {
  background: var(--danger);
  width: 100%;
}
.admin-view-banner {
  background: var(--info);
  color: white;
  padding: var(--space-2) var(--space-4);
  font-weight: 700;
  text-align: center;
  font-size: 13px;
  position: sticky;
  top: 60px;
  z-index: 49;
}
.day-badge.validity {
  background: #a855f7;
  color: white;
}
.prev-day-banner {
  background: var(--warning);
  color: black;
  padding: var(--space-2) var(--space-4);
  font-weight: 700;
  text-align: center;
  font-size: 13px;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-3);
}

/* ── Sidebar Mobile Toggle ─────────────────────────────── */
@media (max-width: 1023px) {
  /* On mobile, sidebar is hidden by default (collapsed state is default) */
  .app-shell:not(.sidebar-collapsed) .sidebar,
  .app-shell .sidebar {
    transform: translateX(-100%);
    box-shadow: none;
    z-index: 200;
  }
  /* On mobile, NOT collapsed = sidebar open */
  .app-shell:not(.sidebar-collapsed) .sidebar {
    transform: translateX(0);
    box-shadow: 4px 0 40px rgba(0,0,0,0.5);
  }
  .app-shell.sidebar-collapsed .sidebar {
    transform: translateX(-100%) !important;
  }
  .main-content {
    margin-left: 0 !important;
    width: 100%;
  }
  /* Dimming overlay when sidebar is open on mobile */
  .app-shell:not(.sidebar-collapsed) .sidebar::after {
    content: '';
    position: fixed;
    inset: 0;
    left: 240px;
    background: rgba(0,0,0,0.45);
    z-index: -1;
  }
}

/* ── Mobile Responsiveness for Operator Views ───────────── */
@media (max-width: 768px) {
  .main-content {
    padding: var(--space-3);
  }
  .grid-2, .grid-3 {
    grid-template-columns: 1fr !important;
  }
  .kpi-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }
  .kpi-card {
    padding: 12px;
  }
  .kpi-value {
    font-size: 20px !important;
  }
  .page-header {
    flex-wrap: wrap;
    gap: 10px;
  }
  .page-header .btn {
    font-size: 13px;
    padding: 8px 12px;
  }
  .topbar {
    padding: var(--space-3);
  }
  .bus-tile {
    min-width: 0;
  }
  .table-wrap {
    font-size: 13px;
  }
  .table-wrap th, .table-wrap td {
    padding: 8px 10px;
  }
  .modal {
    margin: 8px;
    max-height: calc(100vh - 60px);
    width: calc(100vw - 16px) !important;
    max-width: none !important;
  }
  .card-header {
    flex-wrap: wrap;
    gap: 8px;
  }
  .flex-between {
    flex-wrap: wrap;
    gap: 8px;
  }
  .tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  #analytics-chart {
    height: 160px !important;
  }
}

@media (max-width: 480px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }
  .topbar-title {
    font-size: 15px;
  }
  .page-title {
    font-size: 18px;
  }
  .btn-primary, .btn-secondary {
    font-size: 13px;
  }
}