:root {
  --tm-cyan: #49CDFE;
  --tm-cyan-light: #7BE0FF;
  --tm-cyan-dim: rgba(73, 205, 254, 0.15);
  --tm-bg: #363437;
  --tm-bg-elevated: #3F3D42;
  --tm-bg-card: #48464B;
  --tm-bg-card-hover: #504E53;
  --tm-border: rgba(255, 255, 255, 0.08);
  --tm-border-strong: rgba(255, 255, 255, 0.15);
  --tm-text: #ffffff;
  --tm-text-muted: #c4c4c8;
  --tm-text-dim: #8e8c92;
  --tm-gold: #FBBF24;
  --tm-green: #4ADE80;
  --tm-red: #ef4444;
  --tm-pink: #F472B6;
}

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

html, body {
  background: var(--tm-bg);
  color: var(--tm-text);
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: var(--tm-cyan); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ------ Login ------ */
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
  background:
    radial-gradient(ellipse at top, rgba(73,205,254,0.08), transparent 60%),
    var(--tm-bg);
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--tm-bg-card);
  border: 1px solid var(--tm-border);
  border-radius: 20px;
  padding: 2rem;
}
.login-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}
.login-logo svg { width: 32px; height: 32px; }
.login-logo span { font-size: 1.1rem; font-weight: 600; }
.login-title { font-size: 1.4rem; font-weight: 600; margin-bottom: 0.4rem; }
.login-subtitle { color: var(--tm-text-muted); margin-bottom: 1.5rem; font-size: 0.9rem; }
.login-input {
  width: 100%;
  padding: 0.9rem 1rem;
  background: var(--tm-bg-elevated);
  border: 1px solid var(--tm-border);
  border-radius: 12px;
  color: var(--tm-text);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
  transition: border-color 0.2s;
}
.login-input:focus { outline: none; border-color: var(--tm-cyan); }
.login-button {
  width: 100%;
  padding: 0.9rem;
  background: var(--tm-cyan);
  color: var(--tm-bg);
  border: none;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.1s, background 0.2s;
}
.login-button:hover { background: var(--tm-cyan-light); }
.login-button:active { transform: scale(0.98); }
.login-error { color: var(--tm-red); font-size: 0.85rem; margin-top: 0.6rem; min-height: 1.2rem; }

/* ------ App layout ------ */
.app {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100vh;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--tm-border);
  background: var(--tm-bg-elevated);
}
.topbar-left { display: flex; align-items: center; gap: 0.7rem; }
.topbar-logo svg { width: 28px; height: 28px; display: block; }
.topbar-title { font-size: 1rem; font-weight: 600; }
.topbar-hotel { color: var(--tm-text-muted); font-size: 0.85rem; margin-left: 0.4rem; }
.topbar-right { display: flex; align-items: center; gap: 0.75rem; }

.btn {
  padding: 0.5rem 0.9rem;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--tm-border);
  background: transparent;
  color: var(--tm-text);
  transition: background 0.15s, border-color 0.15s;
}
.btn:hover { background: var(--tm-bg-card-hover); border-color: var(--tm-border-strong); }
.btn.is-active { background: var(--tm-cyan-dim); border-color: var(--tm-cyan); color: var(--tm-cyan); }
.btn-ghost { background: transparent; color: var(--tm-text-muted); border-color: transparent; }
.btn-ghost:hover { color: var(--tm-text); }

.main {
  padding: 1.5rem;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

/* ------ Filter bar ------ */
.filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.range-tabs { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.refresh-info { color: var(--tm-text-dim); font-size: 0.8rem; }

/* ------ KPI cards ------ */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.kpi-card {
  background: var(--tm-bg-card);
  border: 1px solid var(--tm-border);
  border-radius: 16px;
  padding: 1.25rem;
}
.kpi-label {
  color: var(--tm-text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.5rem;
}
.kpi-value { font-size: 1.7rem; font-weight: 600; letter-spacing: -0.5px; }
.kpi-sub { color: var(--tm-text-dim); font-size: 0.8rem; margin-top: 0.3rem; }
.kpi-card.is-primary {
  background: linear-gradient(135deg, rgba(73,205,254,0.12), rgba(73,205,254,0.04));
  border-color: rgba(73,205,254,0.3);
}
.kpi-card.is-primary .kpi-value { color: var(--tm-cyan); }

/* ------ Sections ------ */
.section {
  background: var(--tm-bg-card);
  border: 1px solid var(--tm-border);
  border-radius: 16px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}
.section-title { font-size: 1rem; font-weight: 600; }
.section-meta { color: var(--tm-text-dim); font-size: 0.8rem; }

/* ------ Chart ------ */
.chart-wrap { height: 260px; position: relative; }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.8rem; }
.chart-modes { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.chart-meta-row { margin-bottom: 1rem; }

/* ------ Tables ------ */
.table-wrap { overflow-x: auto; }
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
table.data th, table.data td {
  text-align: left;
  padding: 0.75rem 0.6rem;
  border-bottom: 1px solid var(--tm-border);
}
table.data th {
  font-weight: 500;
  color: var(--tm-text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
table.data tr:last-child td { border-bottom: none; }
table.data tr:hover td { background: rgba(255,255,255,0.04); }
.col-num { text-align: right; font-variant-numeric: tabular-nums; }
.col-amount { font-weight: 600; color: var(--tm-cyan); }

.avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--tm-cyan), var(--tm-cyan-light));
  color: var(--tm-bg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.8rem;
  margin-right: 0.6rem;
  vertical-align: middle;
}
.staff-cell { display: flex; align-items: center; }
.staff-name { font-weight: 500; }
.staff-role { color: var(--tm-text-dim); font-size: 0.75rem; }

.stars {
  display: inline-flex;
  align-items: center;
  background: rgba(251,191,36,0.12);
  border: 1px solid rgba(251,191,36,0.3);
  border-radius: 12px;
  padding: 0.15rem 0.5rem;
  font-size: 0.8rem;
  color: var(--tm-gold);
  font-weight: 500;
}
.stars-empty { color: var(--tm-text-dim); font-size: 0.8rem; }

.badge-room {
  display: inline-block;
  background: var(--tm-cyan-dim);
  color: var(--tm-cyan);
  border-radius: 8px;
  padding: 0.2rem 0.55rem;
  font-size: 0.8rem;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.empty-state {
  padding: 2.5rem 1rem;
  text-align: center;
  color: var(--tm-text-muted);
}
.empty-state strong { color: var(--tm-text); display: block; margin-bottom: 0.4rem; }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
@media (max-width: 900px) {
  .two-col { grid-template-columns: 1fr; }
}

.loading-shimmer {
  background: linear-gradient(90deg, var(--tm-bg-card) 0%, var(--tm-bg-elevated) 50%, var(--tm-bg-card) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 8px;
  height: 1rem;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--tm-bg-card);
  border: 1px solid var(--tm-border-strong);
  color: var(--tm-text);
  padding: 0.8rem 1.1rem;
  border-radius: 12px;
  font-size: 0.9rem;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.2s, transform 0.2s;
  pointer-events: none;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.is-error { border-color: var(--tm-red); color: var(--tm-red); }

/* ------ Mobile ------ */
@media (max-width: 640px) {
  .topbar {
    padding: 0.75rem 1rem;
  }
  .topbar-title { font-size: 0.9rem; }
  .topbar-hotel { display: block; margin-left: 0; font-size: 0.75rem; }
  .topbar-logo svg { width: 24px; height: 24px; }
  .topbar-right .btn { padding: 0.45rem 0.6rem; font-size: 0.8rem; }

  .main { padding: 1rem 0.85rem; }

  .filter-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.6rem;
    margin-bottom: 1rem;
  }
  .range-tabs { gap: 0.3rem; }
  .range-tabs .btn { flex: 1; padding: 0.5rem 0.4rem; font-size: 0.78rem; }
  .refresh-info { text-align: right; font-size: 0.72rem; }

  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.6rem;
    margin-bottom: 1rem;
  }
  .kpi-card { padding: 0.9rem; border-radius: 12px; }
  .kpi-label { font-size: 0.65rem; }
  .kpi-value { font-size: 1.25rem; }
  .kpi-sub { font-size: 0.7rem; }

  .section {
    padding: 1rem 0.9rem;
    margin-bottom: 1rem;
    border-radius: 12px;
  }
  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    margin-bottom: 0.6rem;
  }
  .section-title { font-size: 0.95rem; }
  .chart-modes { width: 100%; }
  .chart-modes .btn { flex: 1; }
  .chart-wrap { height: 220px; }

  .two-col { gap: 1rem; }

  table.data { font-size: 0.82rem; }
  table.data th, table.data td { padding: 0.6rem 0.4rem; }
  .avatar { width: 26px; height: 26px; font-size: 0.7rem; margin-right: 0.5rem; }
  .staff-role { font-size: 0.7rem; }
  .badge-room { font-size: 0.75rem; padding: 0.15rem 0.5rem; }

  /* Hide the connected-account fallback when it's too long for narrow screens */
  .staff-role span[style*="color"] { display: none; }

  .login-card { padding: 1.5rem 1.25rem; border-radius: 16px; }
  .login-title { font-size: 1.2rem; }
}