/* common.css — Variables globales, reset y tipografía */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --bg-primary: #0a0a0a;
  --bg-card: #111111;
  --bg-card-alt: #1a1a1a;
  --bg-input: #1a1a1a;
  --text-primary: #ffffff;
  --text-secondary: #888888;
  --accent: #00ff88;
  --accent-dim: rgba(0, 255, 136, 0.15);
  --border: #222222;
  --success: #00ff88;
  --warning: #ffcc00;
  --danger: #ff4444;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow: 0 2px 8px rgba(0,0,0,0.3);
  --transition: all 0.2s ease;
}

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

html{font-size:16px;scroll-behavior:smooth}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { opacity: 0.8; }

img { max-width: 100%; height: auto; }

/* Formularios globales */
input, select, textarea {
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.65rem 0.85rem;
  width: 100%;
  transition: var(--transition);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim);
}
textarea { resize: vertical; min-height: 80px; }
select { cursor: pointer; }

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
}

/* Botones */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  border: none;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--accent);
  color: #000;
}
.btn-primary:hover { background: #00dd77; }
.btn-secondary {
  background: var(--bg-card-alt);
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-secondary:hover { border-color: var(--accent); }
.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
}
.btn-danger:hover { background: rgba(255,68,68,0.1); }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.8rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.badge-active, .badge-completed, .badge-paid, .badge-resolved, .badge-done {
  background: var(--accent-dim);
  color: var(--accent);
}
.badge-pending, .badge-in_progress {
  background: rgba(255,204,0,0.15);
  color: var(--warning);
}
.badge-inactive, .badge-open, .badge-danger {
  background: rgba(255,68,68,0.15);
  color: var(--danger);
}
.badge-high { background: rgba(255,68,68,0.15); color: var(--danger); }
.badge-medium { background: rgba(255,204,0,0.15); color: var(--warning); }
.badge-low { background: var(--accent-dim); color: var(--accent); }

/* Tablas */
.table-wrap { overflow-x: auto; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
th {
  text-align: left;
  padding: 0.75rem;
  background: var(--bg-card-alt);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}
td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}
tr:hover td { background: rgba(255,255,255,0.02); }

/* Utilidades */
.text-center { text-align: center; }
.text-muted { color: var(--text-secondary); }
.text-accent { color: var(--accent); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }

/* Loading / Toast */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  z-index: 9999;
  animation: slideIn 0.3s ease;
}
.toast-success { background: var(--accent); color: #000; }
.toast-error { background: var(--danger); color: #fff; }
@keyframes slideIn {
  from { transform: translateY(1rem); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--text-secondary);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  width: 90%;
  max-width: 500px;
  max-height: 80vh;
  overflow-y: auto;
}
.modal h3 { margin-bottom: 1rem; }
.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 2rem;
  color: var(--text-secondary);
}

/* Form group */
.form-group {
  margin-bottom: 1rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* Scrollbar personalizada */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #333; }

/* Responsive */
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hide-mobile { display: none; }
}