/* ================================================================
   SISTEMA RRHH - Estilos base
   ================================================================ */

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

:root {
  --bg: #f8fafc;
  --bg-card: #ffffff;
  --texto: #0f172a;
  --texto-suave: #64748b;
  --borde: #e2e8f0;
  --primario: #2563eb;
  --primario-hover: #1d4ed8;
  --exito: #16a34a;
  --peligro: #dc2626;
  --aviso: #f59e0b;
  --sombra: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
  --sombra-md: 0 4px 12px rgba(0,0,0,.08);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--texto);
  line-height: 1.5;
  min-height: 100vh;
}

/* ---- Layout general ---- */
.header {
  background: #fff;
  border-bottom: 1px solid var(--borde);
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}
.header h1 { font-size: 20px; font-weight: 600; }
.header-info { display: flex; gap: 16px; align-items: center; font-size: 14px; color: var(--texto-suave); }

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px;
}

.page-title {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ---- Cards ---- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--borde);
  border-radius: 10px;
  padding: 20px;
  box-shadow: var(--sombra);
}

/* ---- Grid de empresas ---- */
.grid-empresas {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.empresa-card {
  background: var(--bg-card);
  border: 1px solid var(--borde);
  border-left: 6px solid var(--primario);
  border-radius: 10px;
  padding: 20px;
  cursor: pointer;
  transition: all .15s;
  box-shadow: var(--sombra);
}
.empresa-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--sombra-md);
  border-color: var(--primario);
}
.empresa-card h3 { font-size: 18px; margin-bottom: 8px; }
.empresa-card .meta { font-size: 13px; color: var(--texto-suave); }
.empresa-card .meta span { display: block; margin-top: 4px; }

.empresa-nueva {
  border: 2px dashed var(--borde);
  background: transparent;
  border-left: 2px dashed var(--borde);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primario);
  font-weight: 500;
  font-size: 16px;
  min-height: 120px;
}
.empresa-nueva:hover {
  border-color: var(--primario);
  background: #eff6ff;
}

/* ---- Formularios ---- */
.form-grupo {
  margin-bottom: 14px;
}
.form-grupo label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--texto-suave);
}
input[type="text"], input[type="email"], input[type="password"],
input[type="tel"], input[type="number"], input[type="date"],
input[type="color"], select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--borde);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  transition: border .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primario);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}

/* ---- Botones ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all .15s;
  font-family: inherit;
}
.btn-primario { background: var(--primario); color: #fff; }
.btn-primario:hover { background: var(--primario-hover); }
.btn-peligro { background: var(--peligro); color: #fff; }
.btn-peligro:hover { background: #b91c1c; }
.btn-secundario { background: #fff; color: var(--texto); border: 1px solid var(--borde); }
.btn-secundario:hover { background: var(--bg); }

/* ---- Login ---- */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}
.login-card {
  background: #fff;
  padding: 36px;
  border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0,0,0,.2);
  width: 100%;
  max-width: 400px;
}
.login-card h1 { font-size: 24px; text-align: center; margin-bottom: 6px; }
.login-card p.subtitulo { text-align: center; color: var(--texto-suave); margin-bottom: 24px; font-size: 14px; }
.login-tabs { display: flex; border-bottom: 1px solid var(--borde); margin-bottom: 20px; }
.login-tab {
  flex: 1; padding: 10px; text-align: center; cursor: pointer;
  font-weight: 500; color: var(--texto-suave); border-bottom: 2px solid transparent;
}
.login-tab.activo { color: var(--primario); border-color: var(--primario); }

/* ---- Modulos de empresa ---- */
.modulos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
  margin-top: 20px;
}
.modulo-card {
  background: #fff;
  padding: 24px 20px;
  border: 1px solid var(--borde);
  border-radius: 10px;
  text-align: center;
  cursor: pointer;
  transition: all .15s;
  text-decoration: none;
  color: var(--texto);
}
.modulo-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--sombra-md);
  border-color: var(--primario);
}
.modulo-card .icono { font-size: 32px; margin-bottom: 10px; }
.modulo-card .titulo { font-weight: 600; font-size: 15px; }
.modulo-card .descripcion { font-size: 12px; color: var(--texto-suave); margin-top: 4px; }

/* ---- Flex helpers ---- */
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.flex-gap { gap: 12px; }
.text-right { text-align: right; }
.mt-3 { margin-top: 12px; }
.mb-3 { margin-bottom: 12px; }

/* ---- Mensajes de error ---- */
.error-msg {
  background: #fef2f2;
  color: var(--peligro);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 14px;
  border-left: 3px solid var(--peligro);
}

/* ---- Link de eliminar empresa ---- */
.link-eliminar {
  color: var(--peligro);
  font-size: 12px;
  cursor: pointer;
  text-decoration: none;
}
.link-eliminar:hover { text-decoration: underline; }

/* ---- Back link ---- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--texto-suave);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 16px;
}
.back-link:hover { color: var(--primario); }