/* ── Variables ─────────────────────────────────────────── */
:root {
  --primary:        #27ae60;
  --primary-hover:  #1e8449;
  --primary-bg:     rgba(39, 174, 96, 0.10);
  --bg:             #f0f2f5;
  --bg2:            #ffffff;
  --bg3:            #f8f9fa;
  --border:         #e2e8f0;
  --text:           #1a202c;
  --text2:          #718096;
  --danger:         #e53e3e;
  --danger-bg:      rgba(229, 62, 62, 0.08);
  --warning:        #d97706;
  --warning-bg:     rgba(217, 119, 6, 0.08);
  --info:           #2b6cb0;
  --info-bg:        rgba(43, 108, 176, 0.08);
  --radius:         10px;
  --shadow:         0 1px 8px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.04);
  --sidebar-w:      240px;
}

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-hover); }

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

/* ── Sidebar ────────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  background: linear-gradient(180deg, #001f6b 0%, #0047ab 60%, #0066cc 100%);
  border-right: none;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  overflow-y: auto;
  z-index: 100;
}

.sidebar-logo {
  padding: 20px 16px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  text-align: center;
}
.sidebar-logo span {
  display: block;
  color: rgba(255,255,255,0.55);
  font-size: 0.7rem;
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

.nav-links {
  list-style: none;
  padding: 12px 0;
  flex: 1;
}
.nav-links li a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: rgba(255,255,255,0.55);
  font-size: 0.875rem;
  border-radius: 0;
  transition: all 0.15s;
  border-left: 3px solid transparent;
}
.nav-links li a:hover {
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.9);
  border-left-color: rgba(255,255,255,0.2);
}
.nav-links li a.active {
  background: rgba(255,255,255,0.15);
  color: #ffffff;
  border-left-color: #7dd3fc;
  font-weight: 600;
}

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.sidebar-footer .username {
  font-size: 0.85rem;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
}
.sidebar-footer .rol-badge {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.4);
  display: block;
}
.btn-logout {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
  padding: 4px 10px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 6px;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn-logout:hover {
  color: #fc8181;
  border-color: #fc8181;
  background: rgba(252,129,129,0.1);
}

/* ── Main content ───────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 28px 32px;
  max-width: 1200px;
}

.page-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}
.page-subtitle {
  color: var(--text2);
  font-size: 0.875rem;
  margin-bottom: 28px;
}

/* ── Stat cards ─────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: transform 0.15s, box-shadow 0.15s;
}
.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.stat-card .icon {
  font-size: 1.5rem;
  margin-bottom: 10px;
}
.stat-card .value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}
.stat-card .label {
  font-size: 0.8rem;
  color: var(--text2);
  margin-top: 4px;
}

.stat-card.green  { border-top: 3px solid var(--primary); }
.stat-card.red    { border-top: 3px solid var(--danger);  }
.stat-card.yellow { border-top: 3px solid var(--warning); }
.stat-card.blue   { border-top: 3px solid var(--info);    }

/* ── Table card ─────────────────────────────────────────── */
.card {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 24px;
}
.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
thead th {
  background: var(--bg2);
  color: var(--text2);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 10px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--bg2); }

/* ── Badges ─────────────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.badge-green  { background: var(--primary-bg);  color: var(--primary); }
.badge-red    { background: var(--danger-bg);   color: var(--danger);  }
.badge-yellow { background: var(--warning-bg);  color: var(--warning); }
.badge-blue   { background: var(--info-bg);     color: var(--info);    }

/* ── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
}
.btn-primary {
  background: var(--primary);
  color: white;
}
.btn-primary:hover { background: var(--primary-hover); color: white; }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover { background: var(--bg3); }

/* ── Login page ─────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
}
.login-box {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: var(--shadow);
}
.login-logo {
  text-align: center;
  margin-bottom: 32px;
}
.login-logo h1 {
  font-size: 1.8rem;
  color: var(--primary);
  font-weight: 700;
}
.login-logo p {
  color: var(--text2);
  font-size: 0.875rem;
  margin-top: 4px;
}

.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text2);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.form-group input {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s;
}
.form-group input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-bg);
}
.form-group input::placeholder { color: var(--text2); }

.btn-login {
  width: 100%;
  padding: 12px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
  transition: background 0.15s;
}
.btn-login:hover { background: var(--primary-hover); }

.alert-error {
  background: var(--danger-bg);
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.875rem;
  margin-bottom: 18px;
}

/* ── Formateo de moneda ─────────────────────────────────── */
.money { font-variant-numeric: tabular-nums; }
.money-positive { color: var(--primary); }
.money-negative { color: var(--danger);  }

/* ── Filtros Bitácora ───────────────────────────────────── */
.input-filtro {
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.875rem;
  color: var(--text);
  background: var(--bg3);
  outline: none;
  min-width: 240px;
  transition: border-color 0.15s;
}
.input-filtro:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-bg); }

.select-filtro {
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.875rem;
  color: var(--text);
  background: var(--bg3);
  outline: none;
  cursor: pointer;
  transition: border-color 0.15s;
}
.select-filtro:focus { border-color: var(--primary); }

.conteo-label {
  font-size: 0.8rem;
  color: var(--text2);
  margin-left: auto;
}

.btn-ver {
  font-size: 0.8rem;
  color: var(--primary);
  font-weight: 600;
  white-space: nowrap;
  padding: 4px 10px;
  border: 1px solid var(--primary-bg);
  border-radius: 6px;
  transition: all 0.15s;
}
.btn-ver:hover { background: var(--primary-bg); }

/* ── Detalle de reserva ─────────────────────────────────── */
.detalle-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.card-body { padding: 16px 20px; }

.datos-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 16px;
  font-size: 0.875rem;
}
.datos-list dt {
  color: var(--text2);
  font-weight: 500;
  white-space: nowrap;
}
.datos-list dd { color: var(--text); }

/* ── Nav badge (alertas críticas) ──────────────────────── */
.nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #e53e3e;
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  padding: 0 5px;
  margin-left: 6px;
  line-height: 1;
}

/* ── Flash banner (login) ───────────────────────────────── */
.flash {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  margin-bottom: 20px;
  border: 1px solid;
}
.flash-ok {
  background: rgba(39,174,96,0.10);
  border-color: var(--primary);
  color: var(--primary);
}
.flash-error {
  background: rgba(229,62,62,0.08);
  border-color: var(--danger);
  color: var(--danger);
  font-weight: 500;
}

/* ── Alertas inline (detalle reserva) ──────────────────── */
.alerta-inline {
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  margin-bottom: 12px;
  border-left: 4px solid;
}
.alerta-critica {
  background: rgba(229,62,62,0.08);
  border-color: var(--danger);
  color: var(--danger);
}
.alerta-error {
  background: rgba(229,62,62,0.06);
  border-color: #e53e3e;
  color: #c53030;
}
.alerta-warning {
  background: rgba(217,119,6,0.08);
  border-color: var(--warning);
  color: var(--warning);
}

/* ── Formularios ────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px 20px;
}

.form-field { display: flex; flex-direction: column; gap: 4px; }

.field-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text2);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.field-input, .field-select {
  padding: 9px 12px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
}
.field-input:focus, .field-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-bg);
}
.field-input::placeholder { color: var(--text2); }

.field-textarea {
  resize: vertical;
  min-height: 72px;
  font-family: inherit;
}

.field-money { text-align: right; font-variant-numeric: tabular-nums; }
/* Ocultar spinners nativos del browser en inputs numéricos de dinero */
.field-money::-webkit-outer-spin-button,
.field-money::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.field-money { -moz-appearance: textfield; }

.total-calc {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 0 4px;
  border-top: 1px solid var(--border);
  margin-top: 12px;
  font-size: 0.875rem;
  color: var(--text2);
  flex-wrap: wrap;
}
.total-calc strong { font-size: 1rem; }

.btn-icon-danger {
  background: transparent;
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: 6px;
  padding: 2px 8px;
  cursor: pointer;
  font-size: 0.75rem;
  transition: all 0.15s;
}
.btn-icon-danger:hover { background: var(--danger-bg); }

/* ── Check-list operativo ───────────────────────────────── */
.check-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--text2);
}
.check-label:hover { border-color: var(--primary); color: var(--text); }
.check-label.check-ok {
  background: var(--primary-bg);
  border-color: var(--primary);
  color: var(--primary);
  font-weight: 600;
}
.check-label input[type=checkbox] { accent-color: var(--primary); width: 16px; height: 16px; }

/* ── Botón hamburguesa (solo mobile) ────────────────────── */
.hamburger {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 200;
  background: #0047ab;
  border: none;
  color: white;
  font-size: 1.25rem;
  line-height: 1;
  padding: 9px 12px;
  border-radius: 8px;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(0,0,0,0.35);
  transition: background 0.15s;
}
.hamburger:hover { background: #0066cc; }

/* ── Overlay oscuro (toca fuera → cierra sidebar) ───────── */
#sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 99;
  -webkit-tap-highlight-color: transparent;
}
#sidebar-overlay.is-open { display: block; }

/* ── Tablet estrecho (640–1023 px) ──────────────────────── */
@media (max-width: 1023px) and (min-width: 640px) {
  :root { --sidebar-w: 200px; }
  .main-content { padding: 20px 20px; }
  .form-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
}

/* ── Móvil / tablet portrait (< 640 px) ─────────────────── */
@media (max-width: 639px) {
  .hamburger { display: block; }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 150;
    width: var(--sidebar-w);
  }
  .sidebar.is-open { transform: translateX(0); }

  .main-content {
    margin-left: 0;
    padding: 64px 14px 28px;
  }

  /* Stat cards: 2 columnas en móvil grande, 1 en muy pequeño */
  .stats-grid { grid-template-columns: 1fr 1fr; }

  /* Las cards con tablas hacen scroll horizontal */
  .card { overflow-x: auto; }
  table { min-width: 500px; }

  /* Detalle reserva: apilar columnas */
  .detalle-grid { grid-template-columns: 1fr !important; }

  /* Formularios: columna única */
  .form-grid { grid-template-columns: 1fr !important; }

  /* Gráficas */
  canvas { max-width: 100% !important; }

  /* Ocultar columnas menos importantes en tablas de bitácora */
  .col-hide-sm { display: none; }

  /* Botones de encabezado en columna */
  .page-header-actions {
    flex-direction: column;
    align-items: flex-start !important;
    gap: 8px !important;
  }

  /* Reducir padding de filtros */
  .filtros-wrap { padding: 12px 14px !important; }
}

/* ── Muy pequeño (< 400 px) ─────────────────────────────── */
@media (max-width: 399px) {
  html { font-size: 14px; }
  .stats-grid { grid-template-columns: 1fr; }
  .main-content { padding: 60px 10px 20px; }
}