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

:root {
  --bg:        #0d0f14;
  --bg2:       #13161e;
  --bg3:       #1a1e28;
  --border:    #252a38;
  --text:      #e4e8f0;
  --muted:     #636b85;
  --accent:    #4f80ff;
  --accent2:   #6ee7b7;
  --danger:    #f87171;
  --warning:   #fbbf24;
  --fuel:      #4f80ff;
  --repair:    #f87171;
  --wash:      #6ee7b7;
  --accessory: #c084fc;
  --insurance: #fbbf24;
  --other:     #94a3b8;
  --radius:    12px;
  --radius-sm: 7px;
  --shadow:    0 4px 24px rgba(0,0,0,.45);
  --font:      'Syne', sans-serif;
  --mono:      'DM Mono', monospace;
  --transition: 0.18s cubic-bezier(.4,0,.2,1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; transition: opacity var(--transition); }
a:hover { opacity: .75; }

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

.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--bg2);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 28px 0;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
}

.sidebar-logo {
  padding: 0 24px 28px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -.5px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.sidebar-logo span { color: var(--accent); }

.sidebar-nav { flex: 1; padding: 0 12px; }
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
  margin-bottom: 2px;
}
.sidebar-nav a:hover,
.sidebar-nav a.active {
  background: var(--bg3);
  color: var(--text);
}
.sidebar-nav a.active { color: var(--accent); }
.sidebar-nav .icon { font-size: 18px; width: 22px; text-align: center; }

.sidebar-footer {
  padding: 16px 12px 0;
  border-top: 1px solid var(--border);
}
.sidebar-footer a {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
}
.sidebar-footer a:hover { color: var(--danger); background: rgba(248,113,113,.08); }

.main-content {
  margin-left: 240px;
  flex: 1;
  padding: 32px;
  max-width: 1200px;
}

/* ─── Top bar ─────────────────────────────────────── */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.topbar h1 {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -.5px;
}
.topbar .user-info {
  font-size: 13px;
  color: var(--muted);
  font-family: var(--mono);
}

/* ─── Cards ───────────────────────────────────────── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: border-color var(--transition);
}
.card:hover { border-color: #333a52; }
.card-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  margin-bottom: 12px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}
.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.stat-card .label {
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: 6px;
}
.stat-card .value {
  font-size: 22px;
  font-weight: 800;
  font-family: var(--mono);
  letter-spacing: -.5px;
}
.stat-card .dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-right: 6px;
}

/* ─── Car cards ───────────────────────────────────── */
.cars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}
.car-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.car-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0;
  transition: opacity var(--transition);
}
.car-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow); }
.car-card:hover::before { opacity: 1; }

.car-card .car-name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}
.car-card .car-meta {
  font-size: 13px;
  color: var(--muted);
  font-family: var(--mono);
  margin-bottom: 16px;
}
.car-card .car-total {
  font-size: 24px;
  font-weight: 800;
  font-family: var(--mono);
  color: var(--accent);
}
.car-card .car-total-label {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: .07em;
}

/* ─── Buttons ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover { background: #3a6bef; }

.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover { color: var(--text); border-color: #444c66; }

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid rgba(248,113,113,.3);
}
.btn-danger:hover { background: rgba(248,113,113,.1); }

.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-icon { padding: 8px; }

/* ─── Forms ───────────────────────────────────────── */
.form-group { margin-bottom: 18px; }
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 7px;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.form-control {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  transition: border-color var(--transition);
  outline: none;
}
.form-control:focus { border-color: var(--accent); }
.form-control::placeholder { color: var(--muted); opacity: .6; }
select.form-control option { background: var(--bg3); }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ─── Tables ──────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
thead th {
  text-align: left;
  padding: 10px 14px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
}
tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255,255,255,.04);
}
tbody tr:hover { background: rgba(255,255,255,.025); }
.mono { font-family: var(--mono); }

/* ─── Tabs ────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 4px;
  background: var(--bg3);
  padding: 4px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 8px 16px;
  border-radius: 5px;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  transition: all var(--transition);
  white-space: nowrap;
}
.tab-btn.active {
  background: var(--bg2);
  color: var(--text);
  box-shadow: 0 1px 8px rgba(0,0,0,.3);
}
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ─── Modal ───────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  width: 90%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform var(--transition);
}
.modal-overlay.open .modal { transform: translateY(0); }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.modal-title { font-size: 18px; font-weight: 700; }
.modal-close {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 22px;
  cursor: pointer;
  transition: color var(--transition);
  line-height: 1;
}
.modal-close:hover { color: var(--text); }

/* ─── Alert ───────────────────────────────────────── */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.alert-warning {
  background: rgba(251,191,36,.1);
  border: 1px solid rgba(251,191,36,.3);
  color: var(--warning);
}
.alert-error {
  background: rgba(248,113,113,.1);
  border: 1px solid rgba(248,113,113,.3);
  color: var(--danger);
}
.alert-success {
  background: rgba(110,231,183,.1);
  border: 1px solid rgba(110,231,183,.3);
  color: var(--accent2);
}

/* ─── Badge ───────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.badge-fuel      { background: rgba(79,128,255,.15); color: var(--fuel); }
.badge-repair    { background: rgba(248,113,113,.15); color: var(--repair); }
.badge-wash      { background: rgba(110,231,183,.15); color: var(--wash); }
.badge-accessory { background: rgba(192,132,252,.15); color: var(--accessory); }
.badge-insurance { background: rgba(251,191,36,.15); color: var(--insurance); }
.badge-other     { background: rgba(148,163,184,.15); color: var(--other); }

/* ─── Chart bars ──────────────────────────────────── */
.chart-wrap {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  height: 120px;
  padding: 0 4px;
}
.chart-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  height: 100%;
  justify-content: flex-end;
}
.chart-bar {
  width: 100%;
  border-radius: 4px 4px 0 0;
  min-height: 2px;
  transition: height .5s cubic-bezier(.4,0,.2,1);
  background: var(--accent);
}
.chart-label {
  font-size: 9px;
  color: var(--muted);
  font-family: var(--mono);
  white-space: nowrap;
}

/* ─── Legend ──────────────────────────────────────── */
.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
}
.legend-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ─── Auth pages ──────────────────────────────────── */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  padding: 20px;
}
.auth-box {
  width: 100%;
  max-width: 420px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
}
.auth-logo {
  text-align: center;
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 8px;
  letter-spacing: -1px;
}
.auth-logo span { color: var(--accent); }
.auth-subtitle {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 32px;
}

/* ─── Empty state ─────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--muted);
}
.empty-state .icon { font-size: 48px; margin-bottom: 16px; }
.empty-state p { font-size: 15px; margin-bottom: 20px; }

/* ─── Hamburger (mobile) ─────────────────────────── */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  font-size: 22px;
  position: fixed;
  top: 16px; left: 16px;
  z-index: 200;
}
.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 99;
}

/* ─── Responsive ──────────────────────────────────── */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .sidebar-backdrop.open { display: block; }
  .hamburger { display: block; }
  .main-content {
    margin-left: 0;
    padding: 24px 16px;
    padding-top: 60px;
  }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .cars-grid { grid-template-columns: 1fr; }
  .topbar h1 { font-size: 18px; }
}