/* ===== Tesorería · estilos globales ===== */
:root {
  --bg: #f4f6fb;
  --bg-card: #ffffff;
  --text: #1f2937;
  --text-muted: #6b7280;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --success: #16a34a;
  --warning: #f59e0b;
  --danger: #dc2626;
  --border: #e5e7eb;
  --sidebar-bg: #111827;
  --sidebar-text: #d1d5db;
  --sidebar-active: #2563eb;
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }

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

.sidebar {
  width: 240px;
  background: var(--sidebar-bg);
  color: var(--sidebar-text);
  padding: 24px 0;
  flex-shrink: 0;
}

.sidebar h1 {
  font-size: 18px;
  margin: 0 24px 24px;
  color: #fff;
  letter-spacing: 0.3px;
}

.sidebar nav { display: flex; flex-direction: column; }

.sidebar nav a {
  padding: 12px 24px;
  color: var(--sidebar-text);
  border-left: 3px solid transparent;
  transition: background .15s, color .15s;
  font-size: 14px;
}

.sidebar nav a:hover {
  background: rgba(255,255,255,0.05);
  color: #fff;
}

.sidebar nav a.active {
  background: rgba(37, 99, 235, 0.15);
  border-left-color: var(--sidebar-active);
  color: #fff;
  font-weight: 600;
}

.main {
  flex: 1;
  padding: 28px 32px;
  overflow-x: hidden;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.page-header h2 {
  margin: 0;
  font-size: 22px;
}

.page-subtitle {
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 2px;
}

/* ===== Cards ===== */
.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.card h3 {
  margin: 0 0 12px;
  font-size: 15px;
  color: var(--text);
}

.grid {
  display: grid;
  gap: 16px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .sidebar { width: 200px; }
}
@media (max-width: 600px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; padding: 12px 0; }
  .sidebar nav { flex-direction: row; overflow-x: auto; }
  .sidebar nav a { white-space: nowrap; padding: 10px 14px; border-left: none; border-bottom: 3px solid transparent; }
  .sidebar nav a.active { border-left: none; border-bottom-color: var(--sidebar-active); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ===== Métricas (kpi cards) ===== */
.kpi { display: flex; flex-direction: column; gap: 4px; }
.kpi-label { color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
.kpi-value { font-size: 26px; font-weight: 700; color: var(--text); }
.kpi-value.positive { color: var(--success); }
.kpi-value.negative { color: var(--danger); }
.kpi-value.warning { color: var(--warning); }

/* ===== Tablas ===== */
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  font-size: 13px;
}

table th, table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

table th {
  background: #f9fafb;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: .4px;
}

table tr:hover td { background: #fafbfc; }

.table-wrap {
  overflow-x: auto;
  background: var(--bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

/* ===== Badges ===== */
.badge {
  display: inline-block;
  padding: 3px 9px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .3px;
}

.badge-success { background: #dcfce7; color: #166534; }
.badge-danger  { background: #fee2e2; color: #991b1b; }
.badge-warning { background: #fef3c7; color: #92400e; }
.badge-info    { background: #dbeafe; color: #1e40af; }
.badge-muted   { background: #f3f4f6; color: #4b5563; }

/* ===== Botones ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 6px;
  cursor: pointer;
  transition: all .15s;
  color: var(--text);
}
.btn:hover { background: #f9fafb; }
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn-success {
  background: var(--success); color: #fff; border-color: var(--success);
}
.btn-success:hover { filter: brightness(0.95); }
.btn-danger {
  background: var(--danger); color: #fff; border-color: var(--danger);
}
.btn-danger:hover { filter: brightness(0.95); }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ===== Formularios ===== */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}
.form-row.single { grid-template-columns: 1fr; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: .3px;
}

input, select, textarea {
  width: 100%;
  padding: 8px 10px;
  font-size: 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  font-family: inherit;
  color: var(--text);
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

textarea { min-height: 70px; resize: vertical; }

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal {
  background: #fff;
  border-radius: var(--radius);
  width: 100%;
  max-width: 540px;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: 0 12px 40px rgba(0,0,0,.18);
}
.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.modal-header h3 { margin: 0; font-size: 16px; }
.modal-body { padding: 20px; }
.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}
.modal-close {
  background: transparent;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: var(--text-muted);
  padding: 0 4px;
  line-height: 1;
}

/* ===== Filtros ===== */
.filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: end;
  margin-bottom: 16px;
}
.filters > div { min-width: 140px; }

/* ===== Toast (notificación) ===== */
.toast {
  position: fixed;
  top: 20px;
  right: 20px;
  background: #fff;
  padding: 12px 18px;
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(0,0,0,.12);
  border-left: 4px solid var(--primary);
  z-index: 200;
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity .25s, transform .25s;
  max-width: 360px;
  font-size: 13px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }

/* ===== Estados ===== */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-muted);
}

.loading {
  text-align: center;
  padding: 30px;
  color: var(--text-muted);
}

.error-banner {
  background: #fee2e2;
  color: #991b1b;
  padding: 10px 14px;
  border-radius: 6px;
  margin-bottom: 14px;
  font-size: 13px;
}

/* ===== Misc ===== */
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.font-bold { font-weight: 700; }
.font-mono { font-family: "SF Mono", Menlo, Consolas, monospace; }
.mt-2 { margin-top: 8px; } .mt-3 { margin-top: 12px; } .mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; } .mb-3 { margin-bottom: 12px; } .mb-4 { margin-bottom: 16px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; }
.chart-wrap { position: relative; height: 320px; }

/* ===== Banner backend offline ===== */
.backend-offline {
  background: #fef3c7;
  color: #92400e;
  padding: 10px 32px;
  font-size: 13px;
  text-align: center;
  border-bottom: 1px solid #fde68a;
}
.backend-offline code { background: rgba(0,0,0,.06); padding: 1px 6px; border-radius: 4px; }

/* ===== Pantalla de login global ===== */
body.page-login {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
}
.login-shell {
  width: 100%;
  max-width: 400px;
}
.login-card {
  background: #fff;
  border-radius: 14px;
  padding: 32px 28px 24px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.login-header { text-align: center; margin-bottom: 22px; }
.login-logo { font-size: 44px; margin-bottom: 4px; }
.login-header h1 { font-size: 26px; margin: 4px 0; letter-spacing: 0.3px; }
.login-header .text-muted { font-size: 14px; }
.btn-block { width: 100%; justify-content: center; padding: 10px 14px; font-size: 14px; margin-top: 4px; }
.login-status {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
}
.dot-success { background: var(--success); }
.dot-danger  { background: var(--danger); }

/* ===== Selector de proyectos ===== */
body.page-selector {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  min-height: 100vh;
  padding: 28px 16px;
}

.selector-shell {
  max-width: 1100px;
  margin: 0 auto;
}

.selector-header {
  text-align: center;
  color: #fff;
  margin-bottom: 22px;
}
.selector-user-bar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 13px;
  color: rgba(255,255,255,0.9);
}
.selector-header h1 { font-size: 30px; margin: 0 0 6px; letter-spacing: 0.5px; }
.selector-header .text-muted { color: rgba(255,255,255,0.85); font-size: 14px; }

.selector-card { background: rgba(255,255,255,0.97); }

.proyecto-card {
  text-align: center;
  border: 2px solid var(--border);
  transition: all .2s;
  cursor: default;
  display: flex;
  flex-direction: column;
}
.proyecto-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.18);
}
.proyecto-card .proyecto-icon { font-size: 36px; margin-bottom: 6px; }
.proyecto-card h3 { font-size: 17px; margin: 4px 0 6px; }
.proyecto-card p { min-height: 36px; font-size: 12px; flex: 1; }
.proyecto-rol-row { margin: 6px 0; }

/* ===== Tabs ===== */
.tabs {
  display: flex;
  gap: 6px;
  border-bottom: 2px solid var(--border);
}
.tabs .tab {
  background: transparent;
  border: none;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
}
.tabs .tab:hover { color: var(--text); }
.tabs .tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 600;
}
.tab-content { display: none; }
.tab-content.active { display: block; }

/* Botón warning (multas) */
.btn-warning {
  background: var(--warning);
  color: #fff;
  border-color: var(--warning);
}
.btn-warning:hover { filter: brightness(0.95); }

/* ===== Contexto del sidebar (proyecto + usuario) ===== */
.sidebar-context {
  padding: 0 24px 18px;
  margin: -12px 0 14px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.sidebar-context-proyecto {
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sidebar-context-user {
  color: rgba(255,255,255,0.65);
  font-size: 12px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.sidebar-actions {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.sidebar-btn {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.85);
  font-size: 11px;
  padding: 5px 10px;
  width: 100%;
  justify-content: center;
}
.sidebar-btn:hover {
  background: rgba(255,255,255,0.16);
  color: #fff;
}
.sidebar-logout { /* alias antiguo */
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.85);
}

/* Roles */
.badge-rol {
  display: inline-block;
  padding: 2px 8px;
  font-size: 10px;
  font-weight: 700;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: .4px;
}
.badge-rol-admin    { background: #fce7f3; color: #9d174d; }
.badge-rol-tesorero { background: #dbeafe; color: #1e40af; }
.badge-rol-lector   { background: #f3f4f6; color: #4b5563; }
.badge-rol-super    { background: #fde68a; color: #78350f; }

/* En sidebar, badges con fondo translúcido */
.sidebar-context .badge-rol { background: rgba(255,255,255,0.18); color: #fff; }

/* Móvil para selector */
@media (max-width: 600px) {
  body.page-selector { padding: 16px 12px; align-items: flex-start; }
  .selector-header h1 { font-size: 24px; }
  #lista-proyectos { grid-template-columns: 1fr !important; }
  .sidebar-context { padding: 12px; }
}